Home / 61,590.24-85,008.14-40,042.49

Finding the Fourth Proportional to 61,590.24, 85,008.14 and 40,042.49

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Solution

The fourth proportional to 61,590.24, 85,008.14 and 40,042.49 is: 55,267.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,590.24 : 85,008.14 = 40,042.49 : x
  2. Step 2: Convert to fraction form
    61,590.24/85,008.14 = 40,042.49/x
  3. Step 3: Cross multiply
    61,590.24x = 85,008.14 × 40,042.49
  4. Step 4: Simplify right side
    61,590.24x = 3,403,936,970.62
  5. Step 5: Solve for x
    x = 3,403,936,970.62/61,590.24
  6. Step 6: Final answer
    x = 55,267.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.