Home / 83,740.37-125,629.01-46,354.97

Finding the Fourth Proportional to 83,740.37, 125,629.01 and 46,354.97

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Solution

The fourth proportional to 83,740.37, 125,629.01 and 46,354.97 is: 69,542.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,740.37 : 125,629.01 = 46,354.97 : x
  2. Step 2: Convert to fraction form
    83,740.37/125,629.01 = 46,354.97/x
  3. Step 3: Cross multiply
    83,740.37x = 125,629.01 × 46,354.97
  4. Step 4: Simplify right side
    83,740.37x = 5,823,528,129.76
  5. Step 5: Solve for x
    x = 5,823,528,129.76/83,740.37
  6. Step 6: Final answer
    x = 69,542.66

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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.