Home / 437,586.19-656,490.05-122,043.10

Finding the Fourth Proportional to 437,586.19, 656,490.05 and 122,043.10

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Solution

The fourth proportional to 437,586.19, 656,490.05 and 122,043.10 is: 183,095.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,586.19 : 656,490.05 = 122,043.10 : x
  2. Step 2: Convert to fraction form
    437,586.19/656,490.05 = 122,043.10/x
  3. Step 3: Cross multiply
    437,586.19x = 656,490.05 × 122,043.10
  4. Step 4: Simplify right side
    437,586.19x = 80,120,080,821.16
  5. Step 5: Solve for x
    x = 80,120,080,821.16/437,586.19
  6. Step 6: Final answer
    x = 183,095.54

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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.