Home / 125,256.24-172,852.56-68,667.48

Finding the Fourth Proportional to 125,256.24, 172,852.56 and 68,667.48

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Solution

The fourth proportional to 125,256.24, 172,852.56 and 68,667.48 is: 94,760.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,256.24 : 172,852.56 = 68,667.48 : x
  2. Step 2: Convert to fraction form
    125,256.24/172,852.56 = 68,667.48/x
  3. Step 3: Cross multiply
    125,256.24x = 172,852.56 × 68,667.48
  4. Step 4: Simplify right side
    125,256.24x = 11,869,349,706.75
  5. Step 5: Solve for x
    x = 11,869,349,706.75/125,256.24
  6. Step 6: Final answer
    x = 94,760.55

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Why These Related Problems?

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