Home / 54,303.18-81,386.73-29,342.22

Finding the Fourth Proportional to 54,303.18, 81,386.73 and 29,342.22

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Solution

The fourth proportional to 54,303.18, 81,386.73 and 29,342.22 is: 43,976.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,303.18 : 81,386.73 = 29,342.22 : x
  2. Step 2: Convert to fraction form
    54,303.18/81,386.73 = 29,342.22/x
  3. Step 3: Cross multiply
    54,303.18x = 81,386.73 × 29,342.22
  4. Step 4: Simplify right side
    54,303.18x = 2,388,067,336.74
  5. Step 5: Solve for x
    x = 2,388,067,336.74/54,303.18
  6. Step 6: Final answer
    x = 43,976.57

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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.