Home / 153,213.83-229,662.23-58,418.51

Finding the Fourth Proportional to 153,213.83, 229,662.23 and 58,418.51

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Solution

The fourth proportional to 153,213.83, 229,662.23 and 58,418.51 is: 87,567.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,213.83 : 229,662.23 = 58,418.51 : x
  2. Step 2: Convert to fraction form
    153,213.83/229,662.23 = 58,418.51/x
  3. Step 3: Cross multiply
    153,213.83x = 229,662.23 × 58,418.51
  4. Step 4: Simplify right side
    153,213.83x = 13,416,523,839.47
  5. Step 5: Solve for x
    x = 13,416,523,839.47/153,213.83
  6. Step 6: Final answer
    x = 87,567.32

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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.