Home / 64,780.83-96,951.75-39,836.67

Finding the Fourth Proportional to 64,780.83, 96,951.75 and 39,836.67

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Solution

The fourth proportional to 64,780.83, 96,951.75 and 39,836.67 is: 59,620.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,780.83 : 96,951.75 = 39,836.67 : x
  2. Step 2: Convert to fraction form
    64,780.83/96,951.75 = 39,836.67/x
  3. Step 3: Cross multiply
    64,780.83x = 96,951.75 × 39,836.67
  4. Step 4: Simplify right side
    64,780.83x = 3,862,234,870.67
  5. Step 5: Solve for x
    x = 3,862,234,870.67/64,780.83
  6. Step 6: Final answer
    x = 59,620.03

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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.