Home / 88,363.08-132,516.36-29,187.72

Finding the Fourth Proportional to 88,363.08, 132,516.36 and 29,187.72

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Solution

The fourth proportional to 88,363.08, 132,516.36 and 29,187.72 is: 43,772.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,363.08 : 132,516.36 = 29,187.72 : x
  2. Step 2: Convert to fraction form
    88,363.08/132,516.36 = 29,187.72/x
  3. Step 3: Cross multiply
    88,363.08x = 132,516.36 × 29,187.72
  4. Step 4: Simplify right side
    88,363.08x = 3,867,850,411.10
  5. Step 5: Solve for x
    x = 3,867,850,411.10/88,363.08
  6. Step 6: Final answer
    x = 43,772.25

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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.