Home / 88,423.10-132,634.65-70,927.10

Finding the Fourth Proportional to 88,423.10, 132,634.65 and 70,927.10

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Solution

The fourth proportional to 88,423.10, 132,634.65 and 70,927.10 is: 106,390.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,423.10 : 132,634.65 = 70,927.10 : x
  2. Step 2: Convert to fraction form
    88,423.10/132,634.65 = 70,927.10/x
  3. Step 3: Cross multiply
    88,423.10x = 132,634.65 × 70,927.10
  4. Step 4: Simplify right side
    88,423.10x = 9,407,391,084.02
  5. Step 5: Solve for x
    x = 9,407,391,084.02/88,423.10
  6. Step 6: Final answer
    x = 106,390.65

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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.