Home / 158,116.20-237,174.30-99,018.60

Finding the Fourth Proportional to 158,116.20, 237,174.30 and 99,018.60

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Solution

The fourth proportional to 158,116.20, 237,174.30 and 99,018.60 is: 148,527.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,116.20 : 237,174.30 = 99,018.60 : x
  2. Step 2: Convert to fraction form
    158,116.20/237,174.30 = 99,018.60/x
  3. Step 3: Cross multiply
    158,116.20x = 237,174.30 × 99,018.60
  4. Step 4: Simplify right side
    158,116.20x = 23,484,667,141.98
  5. Step 5: Solve for x
    x = 23,484,667,141.98/158,116.20
  6. Step 6: Final answer
    x = 148,527.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.