Home / 61,366.04-84,683.66-40,144.85

Finding the Fourth Proportional to 61,366.04, 84,683.66 and 40,144.85

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Solution

The fourth proportional to 61,366.04, 84,683.66 and 40,144.85 is: 55,398.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,366.04 : 84,683.66 = 40,144.85 : x
  2. Step 2: Convert to fraction form
    61,366.04/84,683.66 = 40,144.85/x
  3. Step 3: Cross multiply
    61,366.04x = 84,683.66 × 40,144.85
  4. Step 4: Simplify right side
    61,366.04x = 3,399,612,828.15
  5. Step 5: Solve for x
    x = 3,399,612,828.15/61,366.04
  6. Step 6: Final answer
    x = 55,398.93

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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.