Home / 93,962.40-129,669.20-53,681.52

Finding the Fourth Proportional to 93,962.40, 129,669.20 and 53,681.52

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Solution

The fourth proportional to 93,962.40, 129,669.20 and 53,681.52 is: 74,081.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,962.40 : 129,669.20 = 53,681.52 : x
  2. Step 2: Convert to fraction form
    93,962.40/129,669.20 = 53,681.52/x
  3. Step 3: Cross multiply
    93,962.40x = 129,669.20 × 53,681.52
  4. Step 4: Simplify right side
    93,962.40x = 6,960,839,753.18
  5. Step 5: Solve for x
    x = 6,960,839,753.18/93,962.40
  6. Step 6: Final answer
    x = 74,081.12

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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.