Home / 157,468.24-236,153.91-45,118.35

Finding the Fourth Proportional to 157,468.24, 236,153.91 and 45,118.35

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Solution

The fourth proportional to 157,468.24, 236,153.91 and 45,118.35 is: 67,663.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,468.24 : 236,153.91 = 45,118.35 : x
  2. Step 2: Convert to fraction form
    157,468.24/236,153.91 = 45,118.35/x
  3. Step 3: Cross multiply
    157,468.24x = 236,153.91 × 45,118.35
  4. Step 4: Simplify right side
    157,468.24x = 10,654,874,765.25
  5. Step 5: Solve for x
    x = 10,654,874,765.25/157,468.24
  6. Step 6: Final answer
    x = 67,663.64

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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.