Home / 272,475.80-376,016.60-151,624.88

Finding the Fourth Proportional to 272,475.80, 376,016.60 and 151,624.88

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Solution

The fourth proportional to 272,475.80, 376,016.60 and 151,624.88 is: 209,242.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,475.80 : 376,016.60 = 151,624.88 : x
  2. Step 2: Convert to fraction form
    272,475.80/376,016.60 = 151,624.88/x
  3. Step 3: Cross multiply
    272,475.80x = 376,016.60 × 151,624.88
  4. Step 4: Simplify right side
    272,475.80x = 57,013,471,853.01
  5. Step 5: Solve for x
    x = 57,013,471,853.01/272,475.80
  6. Step 6: Final answer
    x = 209,242.33

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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.