Home / 89,640.44-134,411.41-61,567.55

Finding the Fourth Proportional to 89,640.44, 134,411.41 and 61,567.55

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Solution

The fourth proportional to 89,640.44, 134,411.41 and 61,567.55 is: 92,317.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,640.44 : 134,411.41 = 61,567.55 : x
  2. Step 2: Convert to fraction form
    89,640.44/134,411.41 = 61,567.55/x
  3. Step 3: Cross multiply
    89,640.44x = 134,411.41 × 61,567.55
  4. Step 4: Simplify right side
    89,640.44x = 8,275,380,897.91
  5. Step 5: Solve for x
    x = 8,275,380,897.91/89,640.44
  6. Step 6: Final answer
    x = 92,317.50

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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.