Home / 109,047.60-163,593.36-38,925.10

Finding the Fourth Proportional to 109,047.60, 163,593.36 and 38,925.10

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Solution

The fourth proportional to 109,047.60, 163,593.36 and 38,925.10 is: 58,395.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,047.60 : 163,593.36 = 38,925.10 : x
  2. Step 2: Convert to fraction form
    109,047.60/163,593.36 = 38,925.10/x
  3. Step 3: Cross multiply
    109,047.60x = 163,593.36 × 38,925.10
  4. Step 4: Simplify right side
    109,047.60x = 6,367,887,897.34
  5. Step 5: Solve for x
    x = 6,367,887,897.34/109,047.60
  6. Step 6: Final answer
    x = 58,395.49

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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.