Home / 151,328.62-208,818.04-93,176.12

Finding the Fourth Proportional to 151,328.62, 208,818.04 and 93,176.12

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Solution

The fourth proportional to 151,328.62, 208,818.04 and 93,176.12 is: 128,573.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,328.62 : 208,818.04 = 93,176.12 : x
  2. Step 2: Convert to fraction form
    151,328.62/208,818.04 = 93,176.12/x
  3. Step 3: Cross multiply
    151,328.62x = 208,818.04 × 93,176.12
  4. Step 4: Simplify right side
    151,328.62x = 19,456,854,753.20
  5. Step 5: Solve for x
    x = 19,456,854,753.20/151,328.62
  6. Step 6: Final answer
    x = 128,573.53

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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.