Home / 226,416.63-312,458.19-124,451.52

Finding the Fourth Proportional to 226,416.63, 312,458.19 and 124,451.52

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Solution

The fourth proportional to 226,416.63, 312,458.19 and 124,451.52 is: 171,744.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,416.63 : 312,458.19 = 124,451.52 : x
  2. Step 2: Convert to fraction form
    226,416.63/312,458.19 = 124,451.52/x
  3. Step 3: Cross multiply
    226,416.63x = 312,458.19 × 124,451.52
  4. Step 4: Simplify right side
    226,416.63x = 38,885,896,681.95
  5. Step 5: Solve for x
    x = 38,885,896,681.95/226,416.63
  6. Step 6: Final answer
    x = 171,744.88

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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.