Home / 169,454.08-254,168.70-69,587.20

Finding the Fourth Proportional to 169,454.08, 254,168.70 and 69,587.20

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Solution

The fourth proportional to 169,454.08, 254,168.70 and 69,587.20 is: 104,375.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,454.08 : 254,168.70 = 69,587.20 : x
  2. Step 2: Convert to fraction form
    169,454.08/254,168.70 = 69,587.20/x
  3. Step 3: Cross multiply
    169,454.08x = 254,168.70 × 69,587.20
  4. Step 4: Simplify right side
    169,454.08x = 17,686,888,160.64
  5. Step 5: Solve for x
    x = 17,686,888,160.64/169,454.08
  6. Step 6: Final answer
    x = 104,375.70

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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.