Home / 35,320.65-52,976.22-13,130.97

Finding the Fourth Proportional to 35,320.65, 52,976.22 and 13,130.97

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Solution

The fourth proportional to 35,320.65, 52,976.22 and 13,130.97 is: 19,694.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,320.65 : 52,976.22 = 13,130.97 : x
  2. Step 2: Convert to fraction form
    35,320.65/52,976.22 = 13,130.97/x
  3. Step 3: Cross multiply
    35,320.65x = 52,976.22 × 13,130.97
  4. Step 4: Simplify right side
    35,320.65x = 695,629,155.53
  5. Step 5: Solve for x
    x = 695,629,155.53/35,320.65
  6. Step 6: Final answer
    x = 19,694.69

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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.