Home / 81,053.81-111,856.02-44,755.19

Finding the Fourth Proportional to 81,053.81, 111,856.02 and 44,755.19

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Solution

The fourth proportional to 81,053.81, 111,856.02 and 44,755.19 is: 61,763.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,053.81 : 111,856.02 = 44,755.19 : x
  2. Step 2: Convert to fraction form
    81,053.81/111,856.02 = 44,755.19/x
  3. Step 3: Cross multiply
    81,053.81x = 111,856.02 × 44,755.19
  4. Step 4: Simplify right side
    81,053.81x = 5,006,137,427.74
  5. Step 5: Solve for x
    x = 5,006,137,427.74/81,053.81
  6. Step 6: Final answer
    x = 61,763.14

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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.