Home / 157,543.06-236,313.37-39,213.61

Finding the Fourth Proportional to 157,543.06, 236,313.37 and 39,213.61

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Solution

The fourth proportional to 157,543.06, 236,313.37 and 39,213.61 is: 58,820.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,543.06 : 236,313.37 = 39,213.61 : x
  2. Step 2: Convert to fraction form
    157,543.06/236,313.37 = 39,213.61/x
  3. Step 3: Cross multiply
    157,543.06x = 236,313.37 × 39,213.61
  4. Step 4: Simplify right side
    157,543.06x = 9,266,700,328.97
  5. Step 5: Solve for x
    x = 9,266,700,328.97/157,543.06
  6. Step 6: Final answer
    x = 58,820.11

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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.