Home / 147,707.92-221,173.08-88,402.96

Finding the Fourth Proportional to 147,707.92, 221,173.08 and 88,402.96

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Solution

The fourth proportional to 147,707.92, 221,173.08 and 88,402.96 is: 132,371.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,707.92 : 221,173.08 = 88,402.96 : x
  2. Step 2: Convert to fraction form
    147,707.92/221,173.08 = 88,402.96/x
  3. Step 3: Cross multiply
    147,707.92x = 221,173.08 × 88,402.96
  4. Step 4: Simplify right side
    147,707.92x = 19,552,354,944.32
  5. Step 5: Solve for x
    x = 19,552,354,944.32/147,707.92
  6. Step 6: Final answer
    x = 132,371.74

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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.