Home / 93,591.43-129,117.55-68,041.80

Finding the Fourth Proportional to 93,591.43, 129,117.55 and 68,041.80

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Solution

The fourth proportional to 93,591.43, 129,117.55 and 68,041.80 is: 93,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,591.43 : 129,117.55 = 68,041.80 : x
  2. Step 2: Convert to fraction form
    93,591.43/129,117.55 = 68,041.80/x
  3. Step 3: Cross multiply
    93,591.43x = 129,117.55 × 68,041.80
  4. Step 4: Simplify right side
    93,591.43x = 8,785,390,513.59
  5. Step 5: Solve for x
    x = 8,785,390,513.59/93,591.43
  6. Step 6: Final answer
    x = 93,869.60

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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.