Home / 93,776.32-129,420.12-56,049.76

Finding the Fourth Proportional to 93,776.32, 129,420.12 and 56,049.76

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Solution

The fourth proportional to 93,776.32, 129,420.12 and 56,049.76 is: 77,353.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,776.32 : 129,420.12 = 56,049.76 : x
  2. Step 2: Convert to fraction form
    93,776.32/129,420.12 = 56,049.76/x
  3. Step 3: Cross multiply
    93,776.32x = 129,420.12 × 56,049.76
  4. Step 4: Simplify right side
    93,776.32x = 7,253,966,665.17
  5. Step 5: Solve for x
    x = 7,253,966,665.17/93,776.32
  6. Step 6: Final answer
    x = 77,353.93

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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.