Home / 123,332.60-170,157.44-80,292.44

Finding the Fourth Proportional to 123,332.60, 170,157.44 and 80,292.44

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Solution

The fourth proportional to 123,332.60, 170,157.44 and 80,292.44 is: 110,776.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,332.60 : 170,157.44 = 80,292.44 : x
  2. Step 2: Convert to fraction form
    123,332.60/170,157.44 = 80,292.44/x
  3. Step 3: Cross multiply
    123,332.60x = 170,157.44 × 80,292.44
  4. Step 4: Simplify right side
    123,332.60x = 13,662,356,041.75
  5. Step 5: Solve for x
    x = 13,662,356,041.75/123,332.60
  6. Step 6: Final answer
    x = 110,776.52

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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.