Home / 124,966.25-172,453.43-68,377.63

Finding the Fourth Proportional to 124,966.25, 172,453.43 and 68,377.63

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Solution

The fourth proportional to 124,966.25, 172,453.43 and 68,377.63 is: 94,361.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,966.25 : 172,453.43 = 68,377.63 : x
  2. Step 2: Convert to fraction form
    124,966.25/172,453.43 = 68,377.63/x
  3. Step 3: Cross multiply
    124,966.25x = 172,453.43 × 68,377.63
  4. Step 4: Simplify right side
    124,966.25x = 11,791,956,828.77
  5. Step 5: Solve for x
    x = 11,791,956,828.77/124,966.25
  6. Step 6: Final answer
    x = 94,361.13

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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.