Home / 157,586.20-236,411.70-52,480.60

Finding the Fourth Proportional to 157,586.20, 236,411.70 and 52,480.60

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Solution

The fourth proportional to 157,586.20, 236,411.70 and 52,480.60 is: 78,731.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,586.20 : 236,411.70 = 52,480.60 : x
  2. Step 2: Convert to fraction form
    157,586.20/236,411.70 = 52,480.60/x
  3. Step 3: Cross multiply
    157,586.20x = 236,411.70 × 52,480.60
  4. Step 4: Simplify right side
    157,586.20x = 12,407,027,863.02
  5. Step 5: Solve for x
    x = 12,407,027,863.02/157,586.20
  6. Step 6: Final answer
    x = 78,731.69

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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.