Home / 157,355.20-236,066.45-50,745.23

Finding the Fourth Proportional to 157,355.20, 236,066.45 and 50,745.23

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Solution

The fourth proportional to 157,355.20, 236,066.45 and 50,745.23 is: 76,128.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,355.20 : 236,066.45 = 50,745.23 : x
  2. Step 2: Convert to fraction form
    157,355.20/236,066.45 = 50,745.23/x
  3. Step 3: Cross multiply
    157,355.20x = 236,066.45 × 50,745.23
  4. Step 4: Simplify right side
    157,355.20x = 11,979,246,300.53
  5. Step 5: Solve for x
    x = 11,979,246,300.53/157,355.20
  6. Step 6: Final answer
    x = 76,128.70

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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.