Home / 42,446.75-63,670.14-14,744.75

Finding the Fourth Proportional to 42,446.75, 63,670.14 and 14,744.75

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Solution

The fourth proportional to 42,446.75, 63,670.14 and 14,744.75 is: 22,117.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,446.75 : 63,670.14 = 14,744.75 : x
  2. Step 2: Convert to fraction form
    42,446.75/63,670.14 = 14,744.75/x
  3. Step 3: Cross multiply
    42,446.75x = 63,670.14 × 14,744.75
  4. Step 4: Simplify right side
    42,446.75x = 938,800,296.77
  5. Step 5: Solve for x
    x = 938,800,296.77/42,446.75
  6. Step 6: Final answer
    x = 22,117.13

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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.