Home / 88,123.10-132,184.65-70,627.10

Finding the Fourth Proportional to 88,123.10, 132,184.65 and 70,627.10

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Solution

The fourth proportional to 88,123.10, 132,184.65 and 70,627.10 is: 105,940.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,123.10 : 132,184.65 = 70,627.10 : x
  2. Step 2: Convert to fraction form
    88,123.10/132,184.65 = 70,627.10/x
  3. Step 3: Cross multiply
    88,123.10x = 132,184.65 × 70,627.10
  4. Step 4: Simplify right side
    88,123.10x = 9,335,818,494.02
  5. Step 5: Solve for x
    x = 9,335,818,494.02/88,123.10
  6. Step 6: Final answer
    x = 105,940.65

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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.