Home / 87,330.12-130,885.62-37,351.56

Finding the Fourth Proportional to 87,330.12, 130,885.62 and 37,351.56

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Solution

The fourth proportional to 87,330.12, 130,885.62 and 37,351.56 is: 55,980.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,330.12 : 130,885.62 = 37,351.56 : x
  2. Step 2: Convert to fraction form
    87,330.12/130,885.62 = 37,351.56/x
  3. Step 3: Cross multiply
    87,330.12x = 130,885.62 × 37,351.56
  4. Step 4: Simplify right side
    87,330.12x = 4,888,782,088.57
  5. Step 5: Solve for x
    x = 4,888,782,088.57/87,330.12
  6. Step 6: Final answer
    x = 55,980.48

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1.5x scale

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.