Home / 61,337.13-92,005.57-19,220.43

Finding the Fourth Proportional to 61,337.13, 92,005.57 and 19,220.43

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Solution

The fourth proportional to 61,337.13, 92,005.57 and 19,220.43 is: 28,830.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,337.13 : 92,005.57 = 19,220.43 : x
  2. Step 2: Convert to fraction form
    61,337.13/92,005.57 = 19,220.43/x
  3. Step 3: Cross multiply
    61,337.13x = 92,005.57 × 19,220.43
  4. Step 4: Simplify right side
    61,337.13x = 1,768,386,986.84
  5. Step 5: Solve for x
    x = 1,768,386,986.84/61,337.13
  6. Step 6: Final answer
    x = 28,830.61

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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.