Home / 97,514.64-146,152.28-55,429.92

Finding the Fourth Proportional to 97,514.64, 146,152.28 and 55,429.92

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Solution

The fourth proportional to 97,514.64, 146,152.28 and 55,429.92 is: 83,076.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,514.64 : 146,152.28 = 55,429.92 : x
  2. Step 2: Convert to fraction form
    97,514.64/146,152.28 = 55,429.92/x
  3. Step 3: Cross multiply
    97,514.64x = 146,152.28 × 55,429.92
  4. Step 4: Simplify right side
    97,514.64x = 8,101,209,188.22
  5. Step 5: Solve for x
    x = 8,101,209,188.22/97,514.64
  6. Step 6: Final answer
    x = 83,076.85

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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.