Home / 178,152.36-245,854.20-101,669.92

Finding the Fourth Proportional to 178,152.36, 245,854.20 and 101,669.92

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Solution

The fourth proportional to 178,152.36, 245,854.20 and 101,669.92 is: 140,306.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,152.36 : 245,854.20 = 101,669.92 : x
  2. Step 2: Convert to fraction form
    178,152.36/245,854.20 = 101,669.92/x
  3. Step 3: Cross multiply
    178,152.36x = 245,854.20 × 101,669.92
  4. Step 4: Simplify right side
    178,152.36x = 24,995,976,845.66
  5. Step 5: Solve for x
    x = 24,995,976,845.66/178,152.36
  6. Step 6: Final answer
    x = 140,306.74

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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.