Home / 153,214.20-229,662.80-58,418.88

Finding the Fourth Proportional to 153,214.20, 229,662.80 and 58,418.88

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Solution

The fourth proportional to 153,214.20, 229,662.80 and 58,418.88 is: 87,567.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,214.20 : 229,662.80 = 58,418.88 : x
  2. Step 2: Convert to fraction form
    153,214.20/229,662.80 = 58,418.88/x
  3. Step 3: Cross multiply
    153,214.20x = 229,662.80 × 58,418.88
  4. Step 4: Simplify right side
    153,214.20x = 13,416,643,261.57
  5. Step 5: Solve for x
    x = 13,416,643,261.57/153,214.20
  6. Step 6: Final answer
    x = 87,567.88

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1.5x scale

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.