Home / 84,155.50-116,126.29-58,716.55

Finding the Fourth Proportional to 84,155.50, 116,126.29 and 58,716.55

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Solution

The fourth proportional to 84,155.50, 116,126.29 and 58,716.55 is: 81,023.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,155.50 : 116,126.29 = 58,716.55 : x
  2. Step 2: Convert to fraction form
    84,155.50/116,126.29 = 58,716.55/x
  3. Step 3: Cross multiply
    84,155.50x = 116,126.29 × 58,716.55
  4. Step 4: Simplify right side
    84,155.50x = 6,818,535,113.10
  5. Step 5: Solve for x
    x = 6,818,535,113.10/84,155.50
  6. Step 6: Final answer
    x = 81,023.05

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