Home / 235,154.64-324,514.34-127,726.47

Finding the Fourth Proportional to 235,154.64, 324,514.34 and 127,726.47

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Solution

The fourth proportional to 235,154.64, 324,514.34 and 127,726.47 is: 176,263.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,154.64 : 324,514.34 = 127,726.47 : x
  2. Step 2: Convert to fraction form
    235,154.64/324,514.34 = 127,726.47/x
  3. Step 3: Cross multiply
    235,154.64x = 324,514.34 × 127,726.47
  4. Step 4: Simplify right side
    235,154.64x = 41,449,070,473.95
  5. Step 5: Solve for x
    x = 41,449,070,473.95/235,154.64
  6. Step 6: Final answer
    x = 176,263.03

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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.