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Finding the Fourth Proportional to 171,050.40, 235,722.96 and 148,655.52

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Solution

The fourth proportional to 171,050.40, 235,722.96 and 148,655.52 is: 204,860.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,050.40 : 235,722.96 = 148,655.52 : x
  2. Step 2: Convert to fraction form
    171,050.40/235,722.96 = 148,655.52/x
  3. Step 3: Cross multiply
    171,050.40x = 235,722.96 × 148,655.52
  4. Step 4: Simplify right side
    171,050.40x = 35,041,519,194.74
  5. Step 5: Solve for x
    x = 35,041,519,194.74/171,050.40
  6. Step 6: Final answer
    x = 204,860.78

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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.