Home / 243,959.04-365,938.56-103,619.52

Finding the Fourth Proportional to 243,959.04, 365,938.56 and 103,619.52

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Solution

The fourth proportional to 243,959.04, 365,938.56 and 103,619.52 is: 155,429.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,959.04 : 365,938.56 = 103,619.52 : x
  2. Step 2: Convert to fraction form
    243,959.04/365,938.56 = 103,619.52/x
  3. Step 3: Cross multiply
    243,959.04x = 365,938.56 × 103,619.52
  4. Step 4: Simplify right side
    243,959.04x = 37,918,377,936.69
  5. Step 5: Solve for x
    x = 37,918,377,936.69/243,959.04
  6. Step 6: Final answer
    x = 155,429.28

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1.5x scale

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.