Home / 92,410,149.60-127,485,975.60-55,720,337.76

Finding the Fourth Proportional to 92,410,149.60, 127,485,975.60 and 55,720,337.76

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Solution

The fourth proportional to 92,410,149.60, 127,485,975.60 and 55,720,337.76 is: 76,869,928.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,410,149.60 : 127,485,975.60 = 55,720,337.76 : x
  2. Step 2: Convert to fraction form
    92,410,149.60/127,485,975.60 = 55,720,337.76/x
  3. Step 3: Cross multiply
    92,410,149.60x = 127,485,975.60 × 55,720,337.76
  4. Step 4: Simplify right side
    92,410,149.60x = 7,103,561,620,095,118
  5. Step 5: Solve for x
    x = 7,103,561,620,095,118/92,410,149.60
  6. Step 6: Final answer
    x = 76,869,928.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.