Home / 239,586.40-359,206.80-156,527.20

Finding the Fourth Proportional to 239,586.40, 359,206.80 and 156,527.20

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Solution

The fourth proportional to 239,586.40, 359,206.80 and 156,527.20 is: 234,677.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,586.40 : 359,206.80 = 156,527.20 : x
  2. Step 2: Convert to fraction form
    239,586.40/359,206.80 = 156,527.20/x
  3. Step 3: Cross multiply
    239,586.40x = 359,206.80 × 156,527.20
  4. Step 4: Simplify right side
    239,586.40x = 56,225,634,624.96
  5. Step 5: Solve for x
    x = 56,225,634,624.96/239,586.40
  6. Step 6: Final answer
    x = 234,677.91

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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.