Home / 124,456.83-171,743.67-70,734.39

Finding the Fourth Proportional to 124,456.83, 171,743.67 and 70,734.39

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Solution

The fourth proportional to 124,456.83, 171,743.67 and 70,734.39 is: 97,609.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,456.83 : 171,743.67 = 70,734.39 : x
  2. Step 2: Convert to fraction form
    124,456.83/171,743.67 = 70,734.39/x
  3. Step 3: Cross multiply
    124,456.83x = 171,743.67 × 70,734.39
  4. Step 4: Simplify right side
    124,456.83x = 12,148,183,733.81
  5. Step 5: Solve for x
    x = 12,148,183,733.81/124,456.83
  6. Step 6: Final answer
    x = 97,609.62

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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.