Home / 47,751.89-71,529.39-27,970.47

Finding the Fourth Proportional to 47,751.89, 71,529.39 and 27,970.47

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Solution

The fourth proportional to 47,751.89, 71,529.39 and 27,970.47 is: 41,898.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,751.89 : 71,529.39 = 27,970.47 : x
  2. Step 2: Convert to fraction form
    47,751.89/71,529.39 = 27,970.47/x
  3. Step 3: Cross multiply
    47,751.89x = 71,529.39 × 27,970.47
  4. Step 4: Simplify right side
    47,751.89x = 2,000,710,657.11
  5. Step 5: Solve for x
    x = 2,000,710,657.11/47,751.89
  6. Step 6: Final answer
    x = 41,898.05

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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.