Home / 147,446.46-221,140.53-42,276.06

Finding the Fourth Proportional to 147,446.46, 221,140.53 and 42,276.06

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Solution

The fourth proportional to 147,446.46, 221,140.53 and 42,276.06 is: 63,405.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,446.46 : 221,140.53 = 42,276.06 : x
  2. Step 2: Convert to fraction form
    147,446.46/221,140.53 = 42,276.06/x
  3. Step 3: Cross multiply
    147,446.46x = 221,140.53 × 42,276.06
  4. Step 4: Simplify right side
    147,446.46x = 9,348,950,314.71
  5. Step 5: Solve for x
    x = 9,348,950,314.71/147,446.46
  6. Step 6: Final answer
    x = 63,405.73

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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.