Home / 157,815.10-236,722.65-98,832.70

Finding the Fourth Proportional to 157,815.10, 236,722.65 and 98,832.70

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Solution

The fourth proportional to 157,815.10, 236,722.65 and 98,832.70 is: 148,249.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,815.10 : 236,722.65 = 98,832.70 : x
  2. Step 2: Convert to fraction form
    157,815.10/236,722.65 = 98,832.70/x
  3. Step 3: Cross multiply
    157,815.10x = 236,722.65 × 98,832.70
  4. Step 4: Simplify right side
    157,815.10x = 23,395,938,650.66
  5. Step 5: Solve for x
    x = 23,395,938,650.66/157,815.10
  6. Step 6: Final answer
    x = 148,249.05

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1.5x scale

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.