Home / 229,519.40-316,730.42-127,542.24

Finding the Fourth Proportional to 229,519.40, 316,730.42 and 127,542.24

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Solution

The fourth proportional to 229,519.40, 316,730.42 and 127,542.24 is: 176,004.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,519.40 : 316,730.42 = 127,542.24 : x
  2. Step 2: Convert to fraction form
    229,519.40/316,730.42 = 127,542.24/x
  3. Step 3: Cross multiply
    229,519.40x = 316,730.42 × 127,542.24
  4. Step 4: Simplify right side
    229,519.40x = 40,396,507,242.94
  5. Step 5: Solve for x
    x = 40,396,507,242.94/229,519.40
  6. Step 6: Final answer
    x = 176,004.76

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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.