Home / 157,080.92-235,532.13-107,221.37

Finding the Fourth Proportional to 157,080.92, 235,532.13 and 107,221.37

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Solution

The fourth proportional to 157,080.92, 235,532.13 and 107,221.37 is: 160,771.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,080.92 : 235,532.13 = 107,221.37 : x
  2. Step 2: Convert to fraction form
    157,080.92/235,532.13 = 107,221.37/x
  3. Step 3: Cross multiply
    157,080.92x = 235,532.13 × 107,221.37
  4. Step 4: Simplify right side
    157,080.92x = 25,254,076,479.96
  5. Step 5: Solve for x
    x = 25,254,076,479.96/157,080.92
  6. Step 6: Final answer
    x = 160,771.13

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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.