Home / 153,104.80-229,664.40-47,927.20

Finding the Fourth Proportional to 153,104.80, 229,664.40 and 47,927.20

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Solution

The fourth proportional to 153,104.80, 229,664.40 and 47,927.20 is: 71,893.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,104.80 : 229,664.40 = 47,927.20 : x
  2. Step 2: Convert to fraction form
    153,104.80/229,664.40 = 47,927.20/x
  3. Step 3: Cross multiply
    153,104.80x = 229,664.40 × 47,927.20
  4. Step 4: Simplify right side
    153,104.80x = 11,007,171,631.68
  5. Step 5: Solve for x
    x = 11,007,171,631.68/153,104.80
  6. Step 6: Final answer
    x = 71,893.05

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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.