Home / 169,833.20-254,774.10-51,513.80

Finding the Fourth Proportional to 169,833.20, 254,774.10 and 51,513.80

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Solution

The fourth proportional to 169,833.20, 254,774.10 and 51,513.80 is: 77,278.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,833.20 : 254,774.10 = 51,513.80 : x
  2. Step 2: Convert to fraction form
    169,833.20/254,774.10 = 51,513.80/x
  3. Step 3: Cross multiply
    169,833.20x = 254,774.10 × 51,513.80
  4. Step 4: Simplify right side
    169,833.20x = 13,124,382,032.58
  5. Step 5: Solve for x
    x = 13,124,382,032.58/169,833.20
  6. Step 6: Final answer
    x = 77,278.07

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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.