Home / 126,209.16-174,167.46-69,620.58

Finding the Fourth Proportional to 126,209.16, 174,167.46 and 69,620.58

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Solution

The fourth proportional to 126,209.16, 174,167.46 and 69,620.58 is: 96,075.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,209.16 : 174,167.46 = 69,620.58 : x
  2. Step 2: Convert to fraction form
    126,209.16/174,167.46 = 69,620.58/x
  3. Step 3: Cross multiply
    126,209.16x = 174,167.46 × 69,620.58
  4. Step 4: Simplify right side
    126,209.16x = 12,125,639,582.33
  5. Step 5: Solve for x
    x = 12,125,639,582.33/126,209.16
  6. Step 6: Final answer
    x = 96,075.75

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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.