Home / 106,863.14-147,470.28-63,862.22

Finding the Fourth Proportional to 106,863.14, 147,470.28 and 63,862.22

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Solution

The fourth proportional to 106,863.14, 147,470.28 and 63,862.22 is: 88,129.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,863.14 : 147,470.28 = 63,862.22 : x
  2. Step 2: Convert to fraction form
    106,863.14/147,470.28 = 63,862.22/x
  3. Step 3: Cross multiply
    106,863.14x = 147,470.28 × 63,862.22
  4. Step 4: Simplify right side
    106,863.14x = 9,417,779,464.82
  5. Step 5: Solve for x
    x = 9,417,779,464.82/106,863.14
  6. Step 6: Final answer
    x = 88,129.35

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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.