Home / 42,642.04-63,948.54-14,551.24

Finding the Fourth Proportional to 42,642.04, 63,948.54 and 14,551.24

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Solution

The fourth proportional to 42,642.04, 63,948.54 and 14,551.24 is: 21,821.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,642.04 : 63,948.54 = 14,551.24 : x
  2. Step 2: Convert to fraction form
    42,642.04/63,948.54 = 14,551.24/x
  3. Step 3: Cross multiply
    42,642.04x = 63,948.54 × 14,551.24
  4. Step 4: Simplify right side
    42,642.04x = 930,530,553.19
  5. Step 5: Solve for x
    x = 930,530,553.19/42,642.04
  6. Step 6: Final answer
    x = 21,821.91

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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.