Home / 183,724.68-253,567.80-112,146.30

Finding the Fourth Proportional to 183,724.68, 253,567.80 and 112,146.30

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Solution

The fourth proportional to 183,724.68, 253,567.80 and 112,146.30 is: 154,778.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,724.68 : 253,567.80 = 112,146.30 : x
  2. Step 2: Convert to fraction form
    183,724.68/253,567.80 = 112,146.30/x
  3. Step 3: Cross multiply
    183,724.68x = 253,567.80 × 112,146.30
  4. Step 4: Simplify right side
    183,724.68x = 28,436,690,569.14
  5. Step 5: Solve for x
    x = 28,436,690,569.14/183,724.68
  6. Step 6: Final answer
    x = 154,778.83

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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.