Home / 124,543.22-171,873.43-70,835.96

Finding the Fourth Proportional to 124,543.22, 171,873.43 and 70,835.96

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Solution

The fourth proportional to 124,543.22, 171,873.43 and 70,835.96 is: 97,755.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,543.22 : 171,873.43 = 70,835.96 : x
  2. Step 2: Convert to fraction form
    124,543.22/171,873.43 = 70,835.96/x
  3. Step 3: Cross multiply
    124,543.22x = 171,873.43 × 70,835.96
  4. Step 4: Simplify right side
    124,543.22x = 12,174,819,665.14
  5. Step 5: Solve for x
    x = 12,174,819,665.14/124,543.22
  6. Step 6: Final answer
    x = 97,755.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.