Home / 247,557.53-341,637.55-140,125.28

Finding the Fourth Proportional to 247,557.53, 341,637.55 and 140,125.28

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Solution

The fourth proportional to 247,557.53, 341,637.55 and 140,125.28 is: 193,377.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,557.53 : 341,637.55 = 140,125.28 : x
  2. Step 2: Convert to fraction form
    247,557.53/341,637.55 = 140,125.28/x
  3. Step 3: Cross multiply
    247,557.53x = 341,637.55 × 140,125.28
  4. Step 4: Simplify right side
    247,557.53x = 47,872,055,293.76
  5. Step 5: Solve for x
    x = 47,872,055,293.76/247,557.53
  6. Step 6: Final answer
    x = 193,377.49

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1.5x scale

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.