Home / 154,861.72-232,292.01-102,258.70

Finding the Fourth Proportional to 154,861.72, 232,292.01 and 102,258.70

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Solution

The fourth proportional to 154,861.72, 232,292.01 and 102,258.70 is: 153,387.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,861.72 : 232,292.01 = 102,258.70 : x
  2. Step 2: Convert to fraction form
    154,861.72/232,292.01 = 102,258.70/x
  3. Step 3: Cross multiply
    154,861.72x = 232,292.01 × 102,258.70
  4. Step 4: Simplify right side
    154,861.72x = 23,753,878,962.99
  5. Step 5: Solve for x
    x = 23,753,878,962.99/154,861.72
  6. Step 6: Final answer
    x = 153,387.67

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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.