Home / 148,271.90-222,429.45-48,436.70

Finding the Fourth Proportional to 148,271.90, 222,429.45 and 48,436.70

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Solution

The fourth proportional to 148,271.90, 222,429.45 and 48,436.70 is: 72,662.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,271.90 : 222,429.45 = 48,436.70 : x
  2. Step 2: Convert to fraction form
    148,271.90/222,429.45 = 48,436.70/x
  3. Step 3: Cross multiply
    148,271.90x = 222,429.45 × 48,436.70
  4. Step 4: Simplify right side
    148,271.90x = 10,773,748,540.82
  5. Step 5: Solve for x
    x = 10,773,748,540.82/148,271.90
  6. Step 6: Final answer
    x = 72,662.11

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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.