Home / 87,219.66-130,807.62-37,275.06

Finding the Fourth Proportional to 87,219.66, 130,807.62 and 37,275.06

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Solution

The fourth proportional to 87,219.66, 130,807.62 and 37,275.06 is: 55,903.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,219.66 : 130,807.62 = 37,275.06 : x
  2. Step 2: Convert to fraction form
    87,219.66/130,807.62 = 37,275.06/x
  3. Step 3: Cross multiply
    87,219.66x = 130,807.62 × 37,275.06
  4. Step 4: Simplify right side
    87,219.66x = 4,875,861,883.96
  5. Step 5: Solve for x
    x = 4,875,861,883.96/87,219.66
  6. Step 6: Final answer
    x = 55,903.24

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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.