Home / 42,463.64-63,695.57-11,298.89

Finding the Fourth Proportional to 42,463.64, 63,695.57 and 11,298.89

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Solution

The fourth proportional to 42,463.64, 63,695.57 and 11,298.89 is: 16,948.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,463.64 : 63,695.57 = 11,298.89 : x
  2. Step 2: Convert to fraction form
    42,463.64/63,695.57 = 11,298.89/x
  3. Step 3: Cross multiply
    42,463.64x = 63,695.57 × 11,298.89
  4. Step 4: Simplify right side
    42,463.64x = 719,689,238.92
  5. Step 5: Solve for x
    x = 719,689,238.92/42,463.64
  6. Step 6: Final answer
    x = 16,948.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.