Home / 136,113.48-204,170.18-42,626.52

Finding the Fourth Proportional to 136,113.48, 204,170.18 and 42,626.52

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Solution

The fourth proportional to 136,113.48, 204,170.18 and 42,626.52 is: 63,939.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,113.48 : 204,170.18 = 42,626.52 : x
  2. Step 2: Convert to fraction form
    136,113.48/204,170.18 = 42,626.52/x
  3. Step 3: Cross multiply
    136,113.48x = 204,170.18 × 42,626.52
  4. Step 4: Simplify right side
    136,113.48x = 8,703,064,261.17
  5. Step 5: Solve for x
    x = 8,703,064,261.17/136,113.48
  6. Step 6: Final answer
    x = 63,939.77

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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.