Home / 113,862.36-157,126.02-62,874.20

Finding the Fourth Proportional to 113,862.36, 157,126.02 and 62,874.20

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Solution

The fourth proportional to 113,862.36, 157,126.02 and 62,874.20 is: 86,764.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,862.36 : 157,126.02 = 62,874.20 : x
  2. Step 2: Convert to fraction form
    113,862.36/157,126.02 = 62,874.20/x
  3. Step 3: Cross multiply
    113,862.36x = 157,126.02 × 62,874.20
  4. Step 4: Simplify right side
    113,862.36x = 9,879,172,806.68
  5. Step 5: Solve for x
    x = 9,879,172,806.68/113,862.36
  6. Step 6: Final answer
    x = 86,764.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.