Home / 183,943.12-275,827.32-84,073.68

Finding the Fourth Proportional to 183,943.12, 275,827.32 and 84,073.68

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Solution

The fourth proportional to 183,943.12, 275,827.32 and 84,073.68 is: 126,070.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,943.12 : 275,827.32 = 84,073.68 : x
  2. Step 2: Convert to fraction form
    183,943.12/275,827.32 = 84,073.68/x
  3. Step 3: Cross multiply
    183,943.12x = 275,827.32 × 84,073.68
  4. Step 4: Simplify right side
    183,943.12x = 23,189,817,836.94
  5. Step 5: Solve for x
    x = 23,189,817,836.94/183,943.12
  6. Step 6: Final answer
    x = 126,070.59

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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.