Home / 88,325.32-132,501.10-40,945.20

Finding the Fourth Proportional to 88,325.32, 132,501.10 and 40,945.20

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Solution

The fourth proportional to 88,325.32, 132,501.10 and 40,945.20 is: 61,423.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,325.32 : 132,501.10 = 40,945.20 : x
  2. Step 2: Convert to fraction form
    88,325.32/132,501.10 = 40,945.20/x
  3. Step 3: Cross multiply
    88,325.32x = 132,501.10 × 40,945.20
  4. Step 4: Simplify right side
    88,325.32x = 5,425,283,689.99
  5. Step 5: Solve for x
    x = 5,425,283,689.99/88,325.32
  6. Step 6: Final answer
    x = 61,423.88

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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.