Home / 82,862.04-124,254.54-26,691.60

Finding the Fourth Proportional to 82,862.04, 124,254.54 and 26,691.60

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Solution

The fourth proportional to 82,862.04, 124,254.54 and 26,691.60 is: 40,024.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,862.04 : 124,254.54 = 26,691.60 : x
  2. Step 2: Convert to fraction form
    82,862.04/124,254.54 = 26,691.60/x
  3. Step 3: Cross multiply
    82,862.04x = 124,254.54 × 26,691.60
  4. Step 4: Simplify right side
    82,862.04x = 3,316,552,479.86
  5. Step 5: Solve for x
    x = 3,316,552,479.86/82,862.04
  6. Step 6: Final answer
    x = 40,024.99

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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.