Home / 42,385.92-63,583.20-14,677.44

Finding the Fourth Proportional to 42,385.92, 63,583.20 and 14,677.44

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Solution

The fourth proportional to 42,385.92, 63,583.20 and 14,677.44 is: 22,017.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,385.92 : 63,583.20 = 14,677.44 : x
  2. Step 2: Convert to fraction form
    42,385.92/63,583.20 = 14,677.44/x
  3. Step 3: Cross multiply
    42,385.92x = 63,583.20 × 14,677.44
  4. Step 4: Simplify right side
    42,385.92x = 933,238,603.01
  5. Step 5: Solve for x
    x = 933,238,603.01/42,385.92
  6. Step 6: Final answer
    x = 22,017.66

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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.