Home / 188,832.18-283,247.01-76,510.74

Finding the Fourth Proportional to 188,832.18, 283,247.01 and 76,510.74

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Solution

The fourth proportional to 188,832.18, 283,247.01 and 76,510.74 is: 114,765.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,832.18 : 283,247.01 = 76,510.74 : x
  2. Step 2: Convert to fraction form
    188,832.18/283,247.01 = 76,510.74/x
  3. Step 3: Cross multiply
    188,832.18x = 283,247.01 × 76,510.74
  4. Step 4: Simplify right side
    188,832.18x = 21,671,438,337.89
  5. Step 5: Solve for x
    x = 21,671,438,337.89/188,832.18
  6. Step 6: Final answer
    x = 114,765.60

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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.