Home / 114,212.30-170,990.40-69,925.55

Finding the Fourth Proportional to 114,212.30, 170,990.40 and 69,925.55

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Solution

The fourth proportional to 114,212.30, 170,990.40 and 69,925.55 is: 104,687.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,212.30 : 170,990.40 = 69,925.55 : x
  2. Step 2: Convert to fraction form
    114,212.30/170,990.40 = 69,925.55/x
  3. Step 3: Cross multiply
    114,212.30x = 170,990.40 × 69,925.55
  4. Step 4: Simplify right side
    114,212.30x = 11,956,597,764.72
  5. Step 5: Solve for x
    x = 11,956,597,764.72/114,212.30
  6. Step 6: Final answer
    x = 104,687.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.