Home / 126,519.10-174,600.08-69,161.60

Finding the Fourth Proportional to 126,519.10, 174,600.08 and 69,161.60

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Solution

The fourth proportional to 126,519.10, 174,600.08 and 69,161.60 is: 95,445.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,519.10 : 174,600.08 = 69,161.60 : x
  2. Step 2: Convert to fraction form
    126,519.10/174,600.08 = 69,161.60/x
  3. Step 3: Cross multiply
    126,519.10x = 174,600.08 × 69,161.60
  4. Step 4: Simplify right side
    126,519.10x = 12,075,620,892.93
  5. Step 5: Solve for x
    x = 12,075,620,892.93/126,519.10
  6. Step 6: Final answer
    x = 95,445.04

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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.