Home / 83,092.10-124,553.10-40,907.30

Finding the Fourth Proportional to 83,092.10, 124,553.10 and 40,907.30

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Solution

The fourth proportional to 83,092.10, 124,553.10 and 40,907.30 is: 61,319.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,092.10 : 124,553.10 = 40,907.30 : x
  2. Step 2: Convert to fraction form
    83,092.10/124,553.10 = 40,907.30/x
  3. Step 3: Cross multiply
    83,092.10x = 124,553.10 × 40,907.30
  4. Step 4: Simplify right side
    83,092.10x = 5,095,131,027.63
  5. Step 5: Solve for x
    x = 5,095,131,027.63/83,092.10
  6. Step 6: Final answer
    x = 61,319.08

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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.