Home / 157,447.53-236,120.13-52,238.25

Finding the Fourth Proportional to 157,447.53, 236,120.13 and 52,238.25

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Solution

The fourth proportional to 157,447.53, 236,120.13 and 52,238.25 is: 78,340.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,447.53 : 236,120.13 = 52,238.25 : x
  2. Step 2: Convert to fraction form
    157,447.53/236,120.13 = 52,238.25/x
  3. Step 3: Cross multiply
    157,447.53x = 236,120.13 × 52,238.25
  4. Step 4: Simplify right side
    157,447.53x = 12,334,502,380.97
  5. Step 5: Solve for x
    x = 12,334,502,380.97/157,447.53
  6. Step 6: Final answer
    x = 78,340.40

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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.