Home / 226,637.75-312,766.98-124,657.94

Finding the Fourth Proportional to 226,637.75, 312,766.98 and 124,657.94

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Solution

The fourth proportional to 226,637.75, 312,766.98 and 124,657.94 is: 172,031.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,637.75 : 312,766.98 = 124,657.94 : x
  2. Step 2: Convert to fraction form
    226,637.75/312,766.98 = 124,657.94/x
  3. Step 3: Cross multiply
    226,637.75x = 312,766.98 × 124,657.94
  4. Step 4: Simplify right side
    226,637.75x = 38,988,887,426.82
  5. Step 5: Solve for x
    x = 38,988,887,426.82/226,637.75
  6. Step 6: Final answer
    x = 172,031.74

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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.