Home / 124,094.18-186,141.30-86,727.24

Finding the Fourth Proportional to 124,094.18, 186,141.30 and 86,727.24

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Solution

The fourth proportional to 124,094.18, 186,141.30 and 86,727.24 is: 130,090.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,094.18 : 186,141.30 = 86,727.24 : x
  2. Step 2: Convert to fraction form
    124,094.18/186,141.30 = 86,727.24/x
  3. Step 3: Cross multiply
    124,094.18x = 186,141.30 × 86,727.24
  4. Step 4: Simplify right side
    124,094.18x = 16,143,520,873.78
  5. Step 5: Solve for x
    x = 16,143,520,873.78/124,094.18
  6. Step 6: Final answer
    x = 130,090.88

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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.