Home / 94,726.88-130,724.16-52,287.20

Finding the Fourth Proportional to 94,726.88, 130,724.16 and 52,287.20

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Solution

The fourth proportional to 94,726.88, 130,724.16 and 52,287.20 is: 72,156.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,726.88 : 130,724.16 = 52,287.20 : x
  2. Step 2: Convert to fraction form
    94,726.88/130,724.16 = 52,287.20/x
  3. Step 3: Cross multiply
    94,726.88x = 130,724.16 × 52,287.20
  4. Step 4: Simplify right side
    94,726.88x = 6,835,200,298.75
  5. Step 5: Solve for x
    x = 6,835,200,298.75/94,726.88
  6. Step 6: Final answer
    x = 72,156.92

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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.