Home / 153,160.27-229,740.50-47,987.44

Finding the Fourth Proportional to 153,160.27, 229,740.50 and 47,987.44

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Solution

The fourth proportional to 153,160.27, 229,740.50 and 47,987.44 is: 71,981.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,160.27 : 229,740.50 = 47,987.44 : x
  2. Step 2: Convert to fraction form
    153,160.27/229,740.50 = 47,987.44/x
  3. Step 3: Cross multiply
    153,160.27x = 229,740.50 × 47,987.44
  4. Step 4: Simplify right side
    153,160.27x = 11,024,658,004.94
  5. Step 5: Solve for x
    x = 11,024,658,004.94/153,160.27
  6. Step 6: Final answer
    x = 71,981.19

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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.