Home / 88,166.12-132,855.27-72,925.16

Finding the Fourth Proportional to 88,166.12, 132,855.27 and 72,925.16

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Solution

The fourth proportional to 88,166.12, 132,855.27 and 72,925.16 is: 109,889.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,166.12 : 132,855.27 = 72,925.16 : x
  2. Step 2: Convert to fraction form
    88,166.12/132,855.27 = 72,925.16/x
  3. Step 3: Cross multiply
    88,166.12x = 132,855.27 × 72,925.16
  4. Step 4: Simplify right side
    88,166.12x = 9,688,491,821.59
  5. Step 5: Solve for x
    x = 9,688,491,821.59/88,166.12
  6. Step 6: Final answer
    x = 109,889.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.