Home / 95,121.40-131,265.30-52,681.72

Finding the Fourth Proportional to 95,121.40, 131,265.30 and 52,681.72

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Solution

The fourth proportional to 95,121.40, 131,265.30 and 52,681.72 is: 72,699.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,121.40 : 131,265.30 = 52,681.72 : x
  2. Step 2: Convert to fraction form
    95,121.40/131,265.30 = 52,681.72/x
  3. Step 3: Cross multiply
    95,121.40x = 131,265.30 × 52,681.72
  4. Step 4: Simplify right side
    95,121.40x = 6,915,281,780.32
  5. Step 5: Solve for x
    x = 6,915,281,780.32/95,121.40
  6. Step 6: Final answer
    x = 72,699.54

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1.5x scale

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.