Home / 124,132.91-186,199.08-45,214.88

Finding the Fourth Proportional to 124,132.91, 186,199.08 and 45,214.88

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Solution

The fourth proportional to 124,132.91, 186,199.08 and 45,214.88 is: 67,822.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,132.91 : 186,199.08 = 45,214.88 : x
  2. Step 2: Convert to fraction form
    124,132.91/186,199.08 = 45,214.88/x
  3. Step 3: Cross multiply
    124,132.91x = 186,199.08 × 45,214.88
  4. Step 4: Simplify right side
    124,132.91x = 8,418,969,058.31
  5. Step 5: Solve for x
    x = 8,418,969,058.31/124,132.91
  6. Step 6: Final answer
    x = 67,822.22

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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.