Home / 138,164.02-207,246.04-49,412.14

Finding the Fourth Proportional to 138,164.02, 207,246.04 and 49,412.14

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Solution

The fourth proportional to 138,164.02, 207,246.04 and 49,412.14 is: 74,118.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,164.02 : 207,246.04 = 49,412.14 : x
  2. Step 2: Convert to fraction form
    138,164.02/207,246.04 = 49,412.14/x
  3. Step 3: Cross multiply
    138,164.02x = 207,246.04 × 49,412.14
  4. Step 4: Simplify right side
    138,164.02x = 10,240,470,342.93
  5. Step 5: Solve for x
    x = 10,240,470,342.93/138,164.02
  6. Step 6: Final answer
    x = 74,118.21

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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.