Home / 153,097.55-229,644.70-47,917.43

Finding the Fourth Proportional to 153,097.55, 229,644.70 and 47,917.43

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Solution

The fourth proportional to 153,097.55, 229,644.70 and 47,917.43 is: 71,875.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,097.55 : 229,644.70 = 47,917.43 : x
  2. Step 2: Convert to fraction form
    153,097.55/229,644.70 = 47,917.43/x
  3. Step 3: Cross multiply
    153,097.55x = 229,644.70 × 47,917.43
  4. Step 4: Simplify right side
    153,097.55x = 11,003,983,837.12
  5. Step 5: Solve for x
    x = 11,003,983,837.12/153,097.55
  6. Step 6: Final answer
    x = 71,875.64

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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.