Home / 229,883.40-317,191.56-134,371.65

Finding the Fourth Proportional to 229,883.40, 317,191.56 and 134,371.65

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Solution

The fourth proportional to 229,883.40, 317,191.56 and 134,371.65 is: 185,405.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,883.40 : 317,191.56 = 134,371.65 : x
  2. Step 2: Convert to fraction form
    229,883.40/317,191.56 = 134,371.65/x
  3. Step 3: Cross multiply
    229,883.40x = 317,191.56 × 134,371.65
  4. Step 4: Simplify right side
    229,883.40x = 42,621,553,283.27
  5. Step 5: Solve for x
    x = 42,621,553,283.27/229,883.40
  6. Step 6: Final answer
    x = 185,405.09

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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.