Home / 114,947.08-172,423.52-31,841.80

Finding the Fourth Proportional to 114,947.08, 172,423.52 and 31,841.80

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Solution

The fourth proportional to 114,947.08, 172,423.52 and 31,841.80 is: 47,763.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,947.08 : 172,423.52 = 31,841.80 : x
  2. Step 2: Convert to fraction form
    114,947.08/172,423.52 = 31,841.80/x
  3. Step 3: Cross multiply
    114,947.08x = 172,423.52 × 31,841.80
  4. Step 4: Simplify right side
    114,947.08x = 5,490,275,239.14
  5. Step 5: Solve for x
    x = 5,490,275,239.14/114,947.08
  6. Step 6: Final answer
    x = 47,763.50

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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.