Home / 82,857.06-124,290.15-26,693.10

Finding the Fourth Proportional to 82,857.06, 124,290.15 and 26,693.10

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Solution

The fourth proportional to 82,857.06, 124,290.15 and 26,693.10 is: 40,041.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,857.06 : 124,290.15 = 26,693.10 : x
  2. Step 2: Convert to fraction form
    82,857.06/124,290.15 = 26,693.10/x
  3. Step 3: Cross multiply
    82,857.06x = 124,290.15 × 26,693.10
  4. Step 4: Simplify right side
    82,857.06x = 3,317,689,402.97
  5. Step 5: Solve for x
    x = 3,317,689,402.97/82,857.06
  6. Step 6: Final answer
    x = 40,041.12

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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.