Home / 148,323.90-222,510.11-48,455.10

Finding the Fourth Proportional to 148,323.90, 222,510.11 and 48,455.10

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Solution

The fourth proportional to 148,323.90, 222,510.11 and 48,455.10 is: 72,690.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,323.90 : 222,510.11 = 48,455.10 : x
  2. Step 2: Convert to fraction form
    148,323.90/222,510.11 = 48,455.10/x
  3. Step 3: Cross multiply
    148,323.90x = 222,510.11 × 48,455.10
  4. Step 4: Simplify right side
    148,323.90x = 10,781,749,631.06
  5. Step 5: Solve for x
    x = 10,781,749,631.06/148,323.90
  6. Step 6: Final answer
    x = 72,690.58

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1.5x scale

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.