Home / 157,814.60-236,721.90-98,832.20

Finding the Fourth Proportional to 157,814.60, 236,721.90 and 98,832.20

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Solution

The fourth proportional to 157,814.60, 236,721.90 and 98,832.20 is: 148,248.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,814.60 : 236,721.90 = 98,832.20 : x
  2. Step 2: Convert to fraction form
    157,814.60/236,721.90 = 98,832.20/x
  3. Step 3: Cross multiply
    157,814.60x = 236,721.90 × 98,832.20
  4. Step 4: Simplify right side
    157,814.60x = 23,395,746,165.18
  5. Step 5: Solve for x
    x = 23,395,746,165.18/157,814.60
  6. Step 6: Final answer
    x = 148,248.30

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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.