Home / 93,839.34-129,498.31-51,399.39

Finding the Fourth Proportional to 93,839.34, 129,498.31 and 51,399.39

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Solution

The fourth proportional to 93,839.34, 129,498.31 and 51,399.39 is: 70,931.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,839.34 : 129,498.31 = 51,399.39 : x
  2. Step 2: Convert to fraction form
    93,839.34/129,498.31 = 51,399.39/x
  3. Step 3: Cross multiply
    93,839.34x = 129,498.31 × 51,399.39
  4. Step 4: Simplify right side
    93,839.34x = 6,656,134,689.90
  5. Step 5: Solve for x
    x = 6,656,134,689.90/93,839.34
  6. Step 6: Final answer
    x = 70,931.17

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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.