Home / 147,480.60-221,253.30-47,623.80

Finding the Fourth Proportional to 147,480.60, 221,253.30 and 47,623.80

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Solution

The fourth proportional to 147,480.60, 221,253.30 and 47,623.80 is: 71,446.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,480.60 : 221,253.30 = 47,623.80 : x
  2. Step 2: Convert to fraction form
    147,480.60/221,253.30 = 47,623.80/x
  3. Step 3: Cross multiply
    147,480.60x = 221,253.30 × 47,623.80
  4. Step 4: Simplify right side
    147,480.60x = 10,536,922,908.54
  5. Step 5: Solve for x
    x = 10,536,922,908.54/147,480.60
  6. Step 6: Final answer
    x = 71,446.16

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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.