Home / 55,575.24-76,693.02-31,702.28

Finding the Fourth Proportional to 55,575.24, 76,693.02 and 31,702.28

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Solution

The fourth proportional to 55,575.24, 76,693.02 and 31,702.28 is: 43,748.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,575.24 : 76,693.02 = 31,702.28 : x
  2. Step 2: Convert to fraction form
    55,575.24/76,693.02 = 31,702.28/x
  3. Step 3: Cross multiply
    55,575.24x = 76,693.02 × 31,702.28
  4. Step 4: Simplify right side
    55,575.24x = 2,431,343,594.09
  5. Step 5: Solve for x
    x = 2,431,343,594.09/55,575.24
  6. Step 6: Final answer
    x = 43,748.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.