Home / 61,434.04-92,149.98-19,881.04

Finding the Fourth Proportional to 61,434.04, 92,149.98 and 19,881.04

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Solution

The fourth proportional to 61,434.04, 92,149.98 and 19,881.04 is: 29,821.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,434.04 : 92,149.98 = 19,881.04 : x
  2. Step 2: Convert to fraction form
    61,434.04/92,149.98 = 19,881.04/x
  3. Step 3: Cross multiply
    61,434.04x = 92,149.98 × 19,881.04
  4. Step 4: Simplify right side
    61,434.04x = 1,832,037,438.38
  5. Step 5: Solve for x
    x = 1,832,037,438.38/61,434.04
  6. Step 6: Final answer
    x = 29,821.21

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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.