Home / 53,177.64-79,754.40-15,740.52

Finding the Fourth Proportional to 53,177.64, 79,754.40 and 15,740.52

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Solution

The fourth proportional to 53,177.64, 79,754.40 and 15,740.52 is: 23,607.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,177.64 : 79,754.40 = 15,740.52 : x
  2. Step 2: Convert to fraction form
    53,177.64/79,754.40 = 15,740.52/x
  3. Step 3: Cross multiply
    53,177.64x = 79,754.40 × 15,740.52
  4. Step 4: Simplify right side
    53,177.64x = 1,255,375,728.29
  5. Step 5: Solve for x
    x = 1,255,375,728.29/53,177.64
  6. Step 6: Final answer
    x = 23,607.21

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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.