Home / 169,535.40-254,385.72-69,725.52

Finding the Fourth Proportional to 169,535.40, 254,385.72 and 69,725.52

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Solution

The fourth proportional to 169,535.40, 254,385.72 and 69,725.52 is: 104,622.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,535.40 : 254,385.72 = 69,725.52 : x
  2. Step 2: Convert to fraction form
    169,535.40/254,385.72 = 69,725.52/x
  3. Step 3: Cross multiply
    169,535.40x = 254,385.72 × 69,725.52
  4. Step 4: Simplify right side
    169,535.40x = 17,737,176,607.57
  5. Step 5: Solve for x
    x = 17,737,176,607.57/169,535.40
  6. Step 6: Final answer
    x = 104,622.26

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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.