Home / 124,645.08-171,763.02-88,771.80

Finding the Fourth Proportional to 124,645.08, 171,763.02 and 88,771.80

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Solution

The fourth proportional to 124,645.08, 171,763.02 and 88,771.80 is: 122,329.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,645.08 : 171,763.02 = 88,771.80 : x
  2. Step 2: Convert to fraction form
    124,645.08/171,763.02 = 88,771.80/x
  3. Step 3: Cross multiply
    124,645.08x = 171,763.02 × 88,771.80
  4. Step 4: Simplify right side
    124,645.08x = 15,247,712,458.84
  5. Step 5: Solve for x
    x = 15,247,712,458.84/124,645.08
  6. Step 6: Final answer
    x = 122,329.04

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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.