Home / 103,864.68-155,775.14-37,308.60

Finding the Fourth Proportional to 103,864.68, 155,775.14 and 37,308.60

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Solution

The fourth proportional to 103,864.68, 155,775.14 and 37,308.60 is: 55,955.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,864.68 : 155,775.14 = 37,308.60 : x
  2. Step 2: Convert to fraction form
    103,864.68/155,775.14 = 37,308.60/x
  3. Step 3: Cross multiply
    103,864.68x = 155,775.14 × 37,308.60
  4. Step 4: Simplify right side
    103,864.68x = 5,811,752,388.20
  5. Step 5: Solve for x
    x = 5,811,752,388.20/103,864.68
  6. Step 6: Final answer
    x = 55,955.04

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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.