Home / 64,430.38-96,520.29-36,264.52

Finding the Fourth Proportional to 64,430.38, 96,520.29 and 36,264.52

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Solution

The fourth proportional to 64,430.38, 96,520.29 and 36,264.52 is: 54,326.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,430.38 : 96,520.29 = 36,264.52 : x
  2. Step 2: Convert to fraction form
    64,430.38/96,520.29 = 36,264.52/x
  3. Step 3: Cross multiply
    64,430.38x = 96,520.29 × 36,264.52
  4. Step 4: Simplify right side
    64,430.38x = 3,500,261,987.11
  5. Step 5: Solve for x
    x = 3,500,261,987.11/64,430.38
  6. Step 6: Final answer
    x = 54,326.27

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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.