Home / 54,041.75-74,574.51-30,169.94

Finding the Fourth Proportional to 54,041.75, 74,574.51 and 30,169.94

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Solution

The fourth proportional to 54,041.75, 74,574.51 and 30,169.94 is: 41,632.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,041.75 : 74,574.51 = 30,169.94 : x
  2. Step 2: Convert to fraction form
    54,041.75/74,574.51 = 30,169.94/x
  3. Step 3: Cross multiply
    54,041.75x = 74,574.51 × 30,169.94
  4. Step 4: Simplify right side
    54,041.75x = 2,249,908,119.36
  5. Step 5: Solve for x
    x = 2,249,908,119.36/54,041.75
  6. Step 6: Final answer
    x = 41,632.78

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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.