Home / 158,246.40-237,187.20-79,415.04

Finding the Fourth Proportional to 158,246.40, 237,187.20 and 79,415.04

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Solution

The fourth proportional to 158,246.40, 237,187.20 and 79,415.04 is: 119,031.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,246.40 : 237,187.20 = 79,415.04 : x
  2. Step 2: Convert to fraction form
    158,246.40/237,187.20 = 79,415.04/x
  3. Step 3: Cross multiply
    158,246.40x = 237,187.20 × 79,415.04
  4. Step 4: Simplify right side
    158,246.40x = 18,836,230,975.49
  5. Step 5: Solve for x
    x = 18,836,230,975.49/158,246.40
  6. Step 6: Final answer
    x = 119,031.02

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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.