Home / 54,395.07-81,578.75-16,948.16

Finding the Fourth Proportional to 54,395.07, 81,578.75 and 16,948.16

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Solution

The fourth proportional to 54,395.07, 81,578.75 and 16,948.16 is: 25,417.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,395.07 : 81,578.75 = 16,948.16 : x
  2. Step 2: Convert to fraction form
    54,395.07/81,578.75 = 16,948.16/x
  3. Step 3: Cross multiply
    54,395.07x = 81,578.75 × 16,948.16
  4. Step 4: Simplify right side
    54,395.07x = 1,382,609,707.60
  5. Step 5: Solve for x
    x = 1,382,609,707.60/54,395.07
  6. Step 6: Final answer
    x = 25,417.92

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1.5x scale

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.