Home / 76,627.14-105,743.80-44,363.11

Finding the Fourth Proportional to 76,627.14, 105,743.80 and 44,363.11

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Solution

The fourth proportional to 76,627.14, 105,743.80 and 44,363.11 is: 61,220.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,627.14 : 105,743.80 = 44,363.11 : x
  2. Step 2: Convert to fraction form
    76,627.14/105,743.80 = 44,363.11/x
  3. Step 3: Cross multiply
    76,627.14x = 105,743.80 × 44,363.11
  4. Step 4: Simplify right side
    76,627.14x = 4,691,123,831.22
  5. Step 5: Solve for x
    x = 4,691,123,831.22/76,627.14
  6. Step 6: Final answer
    x = 61,220.13

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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.