Home / 192,111.72-265,254.66-124,168.92

Finding the Fourth Proportional to 192,111.72, 265,254.66 and 124,168.92

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Solution

The fourth proportional to 192,111.72, 265,254.66 and 124,168.92 is: 171,443.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,111.72 : 265,254.66 = 124,168.92 : x
  2. Step 2: Convert to fraction form
    192,111.72/265,254.66 = 124,168.92/x
  3. Step 3: Cross multiply
    192,111.72x = 265,254.66 × 124,168.92
  4. Step 4: Simplify right side
    192,111.72x = 32,936,384,657.17
  5. Step 5: Solve for x
    x = 32,936,384,657.17/192,111.72
  6. Step 6: Final answer
    x = 171,443.91

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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.