Home / 69,327.90-95,648.76-56,558.84

Finding the Fourth Proportional to 69,327.90, 95,648.76 and 56,558.84

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Solution

The fourth proportional to 69,327.90, 95,648.76 and 56,558.84 is: 78,031.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,327.90 : 95,648.76 = 56,558.84 : x
  2. Step 2: Convert to fraction form
    69,327.90/95,648.76 = 56,558.84/x
  3. Step 3: Cross multiply
    69,327.90x = 95,648.76 × 56,558.84
  4. Step 4: Simplify right side
    69,327.90x = 5,409,782,434.79
  5. Step 5: Solve for x
    x = 5,409,782,434.79/69,327.90
  6. Step 6: Final answer
    x = 78,031.82

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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.