Home / 54,259.80-74,882.94-31,297.08

Finding the Fourth Proportional to 54,259.80, 74,882.94 and 31,297.08

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Solution

The fourth proportional to 54,259.80, 74,882.94 and 31,297.08 is: 43,192.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,259.80 : 74,882.94 = 31,297.08 : x
  2. Step 2: Convert to fraction form
    54,259.80/74,882.94 = 31,297.08/x
  3. Step 3: Cross multiply
    54,259.80x = 74,882.94 × 31,297.08
  4. Step 4: Simplify right side
    54,259.80x = 2,343,617,363.82
  5. Step 5: Solve for x
    x = 2,343,617,363.82/54,259.80
  6. Step 6: Final answer
    x = 43,192.52

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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.