Home / 152,677.74-210,684.63-88,149.54

Finding the Fourth Proportional to 152,677.74, 210,684.63 and 88,149.54

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Solution

The fourth proportional to 152,677.74, 210,684.63 and 88,149.54 is: 121,640.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,677.74 : 210,684.63 = 88,149.54 : x
  2. Step 2: Convert to fraction form
    152,677.74/210,684.63 = 88,149.54/x
  3. Step 3: Cross multiply
    152,677.74x = 210,684.63 × 88,149.54
  4. Step 4: Simplify right side
    152,677.74x = 18,571,753,219.57
  5. Step 5: Solve for x
    x = 18,571,753,219.57/152,677.74
  6. Step 6: Final answer
    x = 121,640.22

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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.