Home / 229,530.03-316,760.94-127,555.08

Finding the Fourth Proportional to 229,530.03, 316,760.94 and 127,555.08

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Solution

The fourth proportional to 229,530.03, 316,760.94 and 127,555.08 is: 176,031.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,530.03 : 316,760.94 = 127,555.08 : x
  2. Step 2: Convert to fraction form
    229,530.03/316,760.94 = 127,555.08/x
  3. Step 3: Cross multiply
    229,530.03x = 316,760.94 × 127,555.08
  4. Step 4: Simplify right side
    229,530.03x = 40,404,467,042.58
  5. Step 5: Solve for x
    x = 40,404,467,042.58/229,530.03
  6. Step 6: Final answer
    x = 176,031.29

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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.