Home / 101,941.32-152,764.12-57,473.20

Finding the Fourth Proportional to 101,941.32, 152,764.12 and 57,473.20

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Solution

The fourth proportional to 101,941.32, 152,764.12 and 57,473.20 is: 86,126.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,941.32 : 152,764.12 = 57,473.20 : x
  2. Step 2: Convert to fraction form
    101,941.32/152,764.12 = 57,473.20/x
  3. Step 3: Cross multiply
    101,941.32x = 152,764.12 × 57,473.20
  4. Step 4: Simplify right side
    101,941.32x = 8,779,842,821.58
  5. Step 5: Solve for x
    x = 8,779,842,821.58/101,941.32
  6. Step 6: Final answer
    x = 86,126.44

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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.