Home / 158,402.20-237,603.30-147,904.60

Finding the Fourth Proportional to 158,402.20, 237,603.30 and 147,904.60

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Solution

The fourth proportional to 158,402.20, 237,603.30 and 147,904.60 is: 221,856.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,402.20 : 237,603.30 = 147,904.60 : x
  2. Step 2: Convert to fraction form
    158,402.20/237,603.30 = 147,904.60/x
  3. Step 3: Cross multiply
    158,402.20x = 237,603.30 × 147,904.60
  4. Step 4: Simplify right side
    158,402.20x = 35,142,621,045.18
  5. Step 5: Solve for x
    x = 35,142,621,045.18/158,402.20
  6. Step 6: Final answer
    x = 221,856.90

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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.