Home / 445,532.48-668,077.62-141,887.06

Finding the Fourth Proportional to 445,532.48, 668,077.62 and 141,887.06

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Solution

The fourth proportional to 445,532.48, 668,077.62 and 141,887.06 is: 212,760.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,532.48 : 668,077.62 = 141,887.06 : x
  2. Step 2: Convert to fraction form
    445,532.48/668,077.62 = 141,887.06/x
  3. Step 3: Cross multiply
    445,532.48x = 668,077.62 × 141,887.06
  4. Step 4: Simplify right side
    445,532.48x = 94,791,569,353.60
  5. Step 5: Solve for x
    x = 94,791,569,353.60/445,532.48
  6. Step 6: Final answer
    x = 212,760.18

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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.