Home / 157,434.17-236,150.37-39,105.45

Finding the Fourth Proportional to 157,434.17, 236,150.37 and 39,105.45

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Solution

The fourth proportional to 157,434.17, 236,150.37 and 39,105.45 is: 58,657.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,434.17 : 236,150.37 = 39,105.45 : x
  2. Step 2: Convert to fraction form
    157,434.17/236,150.37 = 39,105.45/x
  3. Step 3: Cross multiply
    157,434.17x = 236,150.37 × 39,105.45
  4. Step 4: Simplify right side
    157,434.17x = 9,234,766,486.52
  5. Step 5: Solve for x
    x = 9,234,766,486.52/157,434.17
  6. Step 6: Final answer
    x = 58,657.96

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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.