Home / 172,559.27-238,095.05-100,925.30

Finding the Fourth Proportional to 172,559.27, 238,095.05 and 100,925.30

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Solution

The fourth proportional to 172,559.27, 238,095.05 and 100,925.30 is: 139,255.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,559.27 : 238,095.05 = 100,925.30 : x
  2. Step 2: Convert to fraction form
    172,559.27/238,095.05 = 100,925.30/x
  3. Step 3: Cross multiply
    172,559.27x = 238,095.05 × 100,925.30
  4. Step 4: Simplify right side
    172,559.27x = 24,029,812,654.66
  5. Step 5: Solve for x
    x = 24,029,812,654.66/172,559.27
  6. Step 6: Final answer
    x = 139,255.42

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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.