Home / 47,977.29-72,008.73-47,798.67

Finding the Fourth Proportional to 47,977.29, 72,008.73 and 47,798.67

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Solution

The fourth proportional to 47,977.29, 72,008.73 and 47,798.67 is: 71,740.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,977.29 : 72,008.73 = 47,798.67 : x
  2. Step 2: Convert to fraction form
    47,977.29/72,008.73 = 47,798.67/x
  3. Step 3: Cross multiply
    47,977.29x = 72,008.73 × 47,798.67
  4. Step 4: Simplify right side
    47,977.29x = 3,441,921,522.39
  5. Step 5: Solve for x
    x = 3,441,921,522.39/47,977.29
  6. Step 6: Final answer
    x = 71,740.64

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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.