Home / 155,330.03-232,621.37-88,567.76

Finding the Fourth Proportional to 155,330.03, 232,621.37 and 88,567.76

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Solution

The fourth proportional to 155,330.03, 232,621.37 and 88,567.76 is: 132,638.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,330.03 : 232,621.37 = 88,567.76 : x
  2. Step 2: Convert to fraction form
    155,330.03/232,621.37 = 88,567.76/x
  3. Step 3: Cross multiply
    155,330.03x = 232,621.37 × 88,567.76
  4. Step 4: Simplify right side
    155,330.03x = 20,602,753,669.03
  5. Step 5: Solve for x
    x = 20,602,753,669.03/155,330.03
  6. Step 6: Final answer
    x = 132,638.57

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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.