Home / 93,772.52-129,409.34-51,331.35

Finding the Fourth Proportional to 93,772.52, 129,409.34 and 51,331.35

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Solution

The fourth proportional to 93,772.52, 129,409.34 and 51,331.35 is: 70,839.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,772.52 : 129,409.34 = 51,331.35 : x
  2. Step 2: Convert to fraction form
    93,772.52/129,409.34 = 51,331.35/x
  3. Step 3: Cross multiply
    93,772.52x = 129,409.34 × 51,331.35
  4. Step 4: Simplify right side
    93,772.52x = 6,642,755,868.15
  5. Step 5: Solve for x
    x = 6,642,755,868.15/93,772.52
  6. Step 6: Final answer
    x = 70,839.05

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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.