Home / 175,285.65-241,943.75-103,690.56

Finding the Fourth Proportional to 175,285.65, 241,943.75 and 103,690.56

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Solution

The fourth proportional to 175,285.65, 241,943.75 and 103,690.56 is: 143,122.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,285.65 : 241,943.75 = 103,690.56 : x
  2. Step 2: Convert to fraction form
    175,285.65/241,943.75 = 103,690.56/x
  3. Step 3: Cross multiply
    175,285.65x = 241,943.75 × 103,690.56
  4. Step 4: Simplify right side
    175,285.65x = 25,087,282,407.55
  5. Step 5: Solve for x
    x = 25,087,282,407.55/175,285.65
  6. Step 6: Final answer
    x = 143,122.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.