Home / 153,161.46-229,742.01-47,988.63

Finding the Fourth Proportional to 153,161.46, 229,742.01 and 47,988.63

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Solution

The fourth proportional to 153,161.46, 229,742.01 and 47,988.63 is: 71,982.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,161.46 : 229,742.01 = 47,988.63 : x
  2. Step 2: Convert to fraction form
    153,161.46/229,742.01 = 47,988.63/x
  3. Step 3: Cross multiply
    153,161.46x = 229,742.01 × 47,988.63
  4. Step 4: Simplify right side
    153,161.46x = 11,025,004,313.35
  5. Step 5: Solve for x
    x = 11,025,004,313.35/153,161.46
  6. Step 6: Final answer
    x = 71,982.89

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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.