Home / 92,889.57-128,195.52-52,610.50

Finding the Fourth Proportional to 92,889.57, 128,195.52 and 52,610.50

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Solution

The fourth proportional to 92,889.57, 128,195.52 and 52,610.50 is: 72,606.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,889.57 : 128,195.52 = 52,610.50 : x
  2. Step 2: Convert to fraction form
    92,889.57/128,195.52 = 52,610.50/x
  3. Step 3: Cross multiply
    92,889.57x = 128,195.52 × 52,610.50
  4. Step 4: Simplify right side
    92,889.57x = 6,744,430,320.67
  5. Step 5: Solve for x
    x = 6,744,430,320.67/92,889.57
  6. Step 6: Final answer
    x = 72,606.97

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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.