Home / 155,280.45-232,756.65-88,576.95

Finding the Fourth Proportional to 155,280.45, 232,756.65 and 88,576.95

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Solution

The fourth proportional to 155,280.45, 232,756.65 and 88,576.95 is: 132,771.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,280.45 : 232,756.65 = 88,576.95 : x
  2. Step 2: Convert to fraction form
    155,280.45/232,756.65 = 88,576.95/x
  3. Step 3: Cross multiply
    155,280.45x = 232,756.65 × 88,576.95
  4. Step 4: Simplify right side
    155,280.45x = 20,616,874,149.22
  5. Step 5: Solve for x
    x = 20,616,874,149.22/155,280.45
  6. Step 6: Final answer
    x = 132,771.86

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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.