Home / 88,422.40-132,633.60-70,926.40

Finding the Fourth Proportional to 88,422.40, 132,633.60 and 70,926.40

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Solution

The fourth proportional to 88,422.40, 132,633.60 and 70,926.40 is: 106,389.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,422.40 : 132,633.60 = 70,926.40 : x
  2. Step 2: Convert to fraction form
    88,422.40/132,633.60 = 70,926.40/x
  3. Step 3: Cross multiply
    88,422.40x = 132,633.60 × 70,926.40
  4. Step 4: Simplify right side
    88,422.40x = 9,407,223,767.04
  5. Step 5: Solve for x
    x = 9,407,223,767.04/88,422.40
  6. Step 6: Final answer
    x = 106,389.60

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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.