Home / 95,586.80-131,908.56-53,145.20

Finding the Fourth Proportional to 95,586.80, 131,908.56 and 53,145.20

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Solution

The fourth proportional to 95,586.80, 131,908.56 and 53,145.20 is: 73,339.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,586.80 : 131,908.56 = 53,145.20 : x
  2. Step 2: Convert to fraction form
    95,586.80/131,908.56 = 53,145.20/x
  3. Step 3: Cross multiply
    95,586.80x = 131,908.56 × 53,145.20
  4. Step 4: Simplify right side
    95,586.80x = 7,010,306,802.91
  5. Step 5: Solve for x
    x = 7,010,306,802.91/95,586.80
  6. Step 6: Final answer
    x = 73,339.70

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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.