Home / 229,785.04-317,098.80-127,808.30

Finding the Fourth Proportional to 229,785.04, 317,098.80 and 127,808.30

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Solution

The fourth proportional to 229,785.04, 317,098.80 and 127,808.30 is: 176,372.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,785.04 : 317,098.80 = 127,808.30 : x
  2. Step 2: Convert to fraction form
    229,785.04/317,098.80 = 127,808.30/x
  3. Step 3: Cross multiply
    229,785.04x = 317,098.80 × 127,808.30
  4. Step 4: Simplify right side
    229,785.04x = 40,527,858,560.04
  5. Step 5: Solve for x
    x = 40,527,858,560.04/229,785.04
  6. Step 6: Final answer
    x = 176,372.92

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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.