Home / 153,887.20-230,852.40-48,695.20

Finding the Fourth Proportional to 153,887.20, 230,852.40 and 48,695.20

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Solution

The fourth proportional to 153,887.20, 230,852.40 and 48,695.20 is: 73,049.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,887.20 : 230,852.40 = 48,695.20 : x
  2. Step 2: Convert to fraction form
    153,887.20/230,852.40 = 48,695.20/x
  3. Step 3: Cross multiply
    153,887.20x = 230,852.40 × 48,695.20
  4. Step 4: Simplify right side
    153,887.20x = 11,241,403,788.48
  5. Step 5: Solve for x
    x = 11,241,403,788.48/153,887.20
  6. Step 6: Final answer
    x = 73,049.63

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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.