Home / 229,587.61-316,828.83-127,610.47

Finding the Fourth Proportional to 229,587.61, 316,828.83 and 127,610.47

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Solution

The fourth proportional to 229,587.61, 316,828.83 and 127,610.47 is: 176,101.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,587.61 : 316,828.83 = 127,610.47 : x
  2. Step 2: Convert to fraction form
    229,587.61/316,828.83 = 127,610.47/x
  3. Step 3: Cross multiply
    229,587.61x = 316,828.83 × 127,610.47
  4. Step 4: Simplify right side
    229,587.61x = 40,430,675,905.85
  5. Step 5: Solve for x
    x = 40,430,675,905.85/229,587.61
  6. Step 6: Final answer
    x = 176,101.30

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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.