Home / 69,555.08-95,881.35-54,421.46

Finding the Fourth Proportional to 69,555.08, 95,881.35 and 54,421.46

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Solution

The fourth proportional to 69,555.08, 95,881.35 and 54,421.46 is: 75,019.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,555.08 : 95,881.35 = 54,421.46 : x
  2. Step 2: Convert to fraction form
    69,555.08/95,881.35 = 54,421.46/x
  3. Step 3: Cross multiply
    69,555.08x = 95,881.35 × 54,421.46
  4. Step 4: Simplify right side
    69,555.08x = 5,218,003,053.77
  5. Step 5: Solve for x
    x = 5,218,003,053.77/69,555.08
  6. Step 6: Final answer
    x = 75,019.73

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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.