Home / 229,177.19-316,259.76-127,196.67

Finding the Fourth Proportional to 229,177.19, 316,259.76 and 127,196.67

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Solution

The fourth proportional to 229,177.19, 316,259.76 and 127,196.67 is: 175,528.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,177.19 : 316,259.76 = 127,196.67 : x
  2. Step 2: Convert to fraction form
    229,177.19/316,259.76 = 127,196.67/x
  3. Step 3: Cross multiply
    229,177.19x = 316,259.76 × 127,196.67
  4. Step 4: Simplify right side
    229,177.19x = 40,227,188,327.00
  5. Step 5: Solve for x
    x = 40,227,188,327.00/229,177.19
  6. Step 6: Final answer
    x = 175,528.76

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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.