Home / 39,218.87-59,041.70-35,731.29

Finding the Fourth Proportional to 39,218.87, 59,041.70 and 35,731.29

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Solution

The fourth proportional to 39,218.87, 59,041.70 and 35,731.29 is: 53,791.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,218.87 : 59,041.70 = 35,731.29 : x
  2. Step 2: Convert to fraction form
    39,218.87/59,041.70 = 35,731.29/x
  3. Step 3: Cross multiply
    39,218.87x = 59,041.70 × 35,731.29
  4. Step 4: Simplify right side
    39,218.87x = 2,109,636,095.26
  5. Step 5: Solve for x
    x = 2,109,636,095.26/39,218.87
  6. Step 6: Final answer
    x = 53,791.35

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.