Home / 124,667.25-172,053.26-74,366.25

Finding the Fourth Proportional to 124,667.25, 172,053.26 and 74,366.25

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Solution

The fourth proportional to 124,667.25, 172,053.26 and 74,366.25 is: 102,632.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,667.25 : 172,053.26 = 74,366.25 : x
  2. Step 2: Convert to fraction form
    124,667.25/172,053.26 = 74,366.25/x
  3. Step 3: Cross multiply
    124,667.25x = 172,053.26 × 74,366.25
  4. Step 4: Simplify right side
    124,667.25x = 12,794,955,746.48
  5. Step 5: Solve for x
    x = 12,794,955,746.48/124,667.25
  6. Step 6: Final answer
    x = 102,632.85

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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.