Home / 117,529.74-162,191.68-63,814.76

Finding the Fourth Proportional to 117,529.74, 162,191.68 and 63,814.76

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Solution

The fourth proportional to 117,529.74, 162,191.68 and 63,814.76 is: 88,064.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,529.74 : 162,191.68 = 63,814.76 : x
  2. Step 2: Convert to fraction form
    117,529.74/162,191.68 = 63,814.76/x
  3. Step 3: Cross multiply
    117,529.74x = 162,191.68 × 63,814.76
  4. Step 4: Simplify right side
    117,529.74x = 10,350,223,272.67
  5. Step 5: Solve for x
    x = 10,350,223,272.67/117,529.74
  6. Step 6: Final answer
    x = 88,064.71

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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.