Home / 229,199.33-316,279.23-127,216.77

Finding the Fourth Proportional to 229,199.33, 316,279.23 and 127,216.77

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Solution

The fourth proportional to 229,199.33, 316,279.23 and 127,216.77 is: 175,550.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,199.33 : 316,279.23 = 127,216.77 : x
  2. Step 2: Convert to fraction form
    229,199.33/316,279.23 = 127,216.77/x
  3. Step 3: Cross multiply
    229,199.33x = 316,279.23 × 127,216.77
  4. Step 4: Simplify right side
    229,199.33x = 40,236,022,058.69
  5. Step 5: Solve for x
    x = 40,236,022,058.69/229,199.33
  6. Step 6: Final answer
    x = 175,550.35

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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.