Home / 126,357.57-174,368.85-69,767.73

Finding the Fourth Proportional to 126,357.57, 174,368.85 and 69,767.73

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Solution

The fourth proportional to 126,357.57, 174,368.85 and 69,767.73 is: 96,276.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,357.57 : 174,368.85 = 69,767.73 : x
  2. Step 2: Convert to fraction form
    126,357.57/174,368.85 = 69,767.73/x
  3. Step 3: Cross multiply
    126,357.57x = 174,368.85 × 69,767.73
  4. Step 4: Simplify right side
    126,357.57x = 12,165,318,847.21
  5. Step 5: Solve for x
    x = 12,165,318,847.21/126,357.57
  6. Step 6: Final answer
    x = 96,276.93

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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.