Home / 42,281.10-63,414.54-14,197.98

Finding the Fourth Proportional to 42,281.10, 63,414.54 and 14,197.98

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Solution

The fourth proportional to 42,281.10, 63,414.54 and 14,197.98 is: 21,294.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,281.10 : 63,414.54 = 14,197.98 : x
  2. Step 2: Convert to fraction form
    42,281.10/63,414.54 = 14,197.98/x
  3. Step 3: Cross multiply
    42,281.10x = 63,414.54 × 14,197.98
  4. Step 4: Simplify right side
    42,281.10x = 900,358,370.63
  5. Step 5: Solve for x
    x = 900,358,370.63/42,281.10
  6. Step 6: Final answer
    x = 21,294.58

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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.