Home / 64,778.83-96,948.76-39,834.67

Finding the Fourth Proportional to 64,778.83, 96,948.76 and 39,834.67

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Solution

The fourth proportional to 64,778.83, 96,948.76 and 39,834.67 is: 59,617.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,778.83 : 96,948.76 = 39,834.67 : x
  2. Step 2: Convert to fraction form
    64,778.83/96,948.76 = 39,834.67/x
  3. Step 3: Cross multiply
    64,778.83x = 96,948.76 × 39,834.67
  4. Step 4: Simplify right side
    64,778.83x = 3,861,921,861.51
  5. Step 5: Solve for x
    x = 3,861,921,861.51/64,778.83
  6. Step 6: Final answer
    x = 59,617.04

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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.