Home / 96,619.10-144,928.65-93,119.90

Finding the Fourth Proportional to 96,619.10, 144,928.65 and 93,119.90

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Solution

The fourth proportional to 96,619.10, 144,928.65 and 93,119.90 is: 139,679.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,619.10 : 144,928.65 = 93,119.90 : x
  2. Step 2: Convert to fraction form
    96,619.10/144,928.65 = 93,119.90/x
  3. Step 3: Cross multiply
    96,619.10x = 144,928.65 × 93,119.90
  4. Step 4: Simplify right side
    96,619.10x = 13,495,741,395.14
  5. Step 5: Solve for x
    x = 13,495,741,395.14/96,619.10
  6. Step 6: Final answer
    x = 139,679.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.