Home / 157,657.92-236,480.25-73,389.12

Finding the Fourth Proportional to 157,657.92, 236,480.25 and 73,389.12

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Solution

The fourth proportional to 157,657.92, 236,480.25 and 73,389.12 is: 110,080.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,657.92 : 236,480.25 = 73,389.12 : x
  2. Step 2: Convert to fraction form
    157,657.92/236,480.25 = 73,389.12/x
  3. Step 3: Cross multiply
    157,657.92x = 236,480.25 × 73,389.12
  4. Step 4: Simplify right side
    157,657.92x = 17,355,077,444.88
  5. Step 5: Solve for x
    x = 17,355,077,444.88/157,657.92
  6. Step 6: Final answer
    x = 110,080.59

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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.