Home / 61,452.10-92,178.44-21,470.91

Finding the Fourth Proportional to 61,452.10, 92,178.44 and 21,470.91

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Solution

The fourth proportional to 61,452.10, 92,178.44 and 21,470.91 is: 32,206.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,452.10 : 92,178.44 = 21,470.91 : x
  2. Step 2: Convert to fraction form
    61,452.10/92,178.44 = 21,470.91/x
  3. Step 3: Cross multiply
    61,452.10x = 92,178.44 × 21,470.91
  4. Step 4: Simplify right side
    61,452.10x = 1,979,154,989.18
  5. Step 5: Solve for x
    x = 1,979,154,989.18/61,452.10
  6. Step 6: Final answer
    x = 32,206.47

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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.