Home / 53,891.29-74,372.28-30,017.98

Finding the Fourth Proportional to 53,891.29, 74,372.28 and 30,017.98

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Solution

The fourth proportional to 53,891.29, 74,372.28 and 30,017.98 is: 41,426.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,891.29 : 74,372.28 = 30,017.98 : x
  2. Step 2: Convert to fraction form
    53,891.29/74,372.28 = 30,017.98/x
  3. Step 3: Cross multiply
    53,891.29x = 74,372.28 × 30,017.98
  4. Step 4: Simplify right side
    53,891.29x = 2,232,505,175.65
  5. Step 5: Solve for x
    x = 2,232,505,175.65/53,891.29
  6. Step 6: Final answer
    x = 41,426.08

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1.5x scale

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.