Home / 153,387.48-230,070.16-48,236.52

Finding the Fourth Proportional to 153,387.48, 230,070.16 and 48,236.52

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Solution

The fourth proportional to 153,387.48, 230,070.16 and 48,236.52 is: 72,351.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,387.48 : 230,070.16 = 48,236.52 : x
  2. Step 2: Convert to fraction form
    153,387.48/230,070.16 = 48,236.52/x
  3. Step 3: Cross multiply
    153,387.48x = 230,070.16 × 48,236.52
  4. Step 4: Simplify right side
    153,387.48x = 11,097,783,874.24
  5. Step 5: Solve for x
    x = 11,097,783,874.24/153,387.48
  6. Step 6: Final answer
    x = 72,351.30

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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.