Home / 83,130.20-124,695.66-23,967.08

Finding the Fourth Proportional to 83,130.20, 124,695.66 and 23,967.08

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Solution

The fourth proportional to 83,130.20, 124,695.66 and 23,967.08 is: 35,950.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,130.20 : 124,695.66 = 23,967.08 : x
  2. Step 2: Convert to fraction form
    83,130.20/124,695.66 = 23,967.08/x
  3. Step 3: Cross multiply
    83,130.20x = 124,695.66 × 23,967.08
  4. Step 4: Simplify right side
    83,130.20x = 2,988,590,858.87
  5. Step 5: Solve for x
    x = 2,988,590,858.87/83,130.20
  6. Step 6: Final answer
    x = 35,950.72

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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.