Home / 69,091.23-103,636.47-59,702.70

Finding the Fourth Proportional to 69,091.23, 103,636.47 and 59,702.70

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Solution

The fourth proportional to 69,091.23, 103,636.47 and 59,702.70 is: 89,553.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,091.23 : 103,636.47 = 59,702.70 : x
  2. Step 2: Convert to fraction form
    69,091.23/103,636.47 = 59,702.70/x
  3. Step 3: Cross multiply
    69,091.23x = 103,636.47 × 59,702.70
  4. Step 4: Simplify right side
    69,091.23x = 6,187,377,077.47
  5. Step 5: Solve for x
    x = 6,187,377,077.47/69,091.23
  6. Step 6: Final answer
    x = 89,553.73

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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.