Home / 272,245.27-375,545.27-163,320.63

Finding the Fourth Proportional to 272,245.27, 375,545.27 and 163,320.63

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Solution

The fourth proportional to 272,245.27, 375,545.27 and 163,320.63 is: 225,290.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,245.27 : 375,545.27 = 163,320.63 : x
  2. Step 2: Convert to fraction form
    272,245.27/375,545.27 = 163,320.63/x
  3. Step 3: Cross multiply
    272,245.27x = 375,545.27 × 163,320.63
  4. Step 4: Simplify right side
    272,245.27x = 61,334,287,395.59
  5. Step 5: Solve for x
    x = 61,334,287,395.59/272,245.27
  6. Step 6: Final answer
    x = 225,290.55

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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.