Home / 54,358.61-75,007.64-30,159.19

Finding the Fourth Proportional to 54,358.61, 75,007.64 and 30,159.19

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Solution

The fourth proportional to 54,358.61, 75,007.64 and 30,159.19 is: 41,615.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,358.61 : 75,007.64 = 30,159.19 : x
  2. Step 2: Convert to fraction form
    54,358.61/75,007.64 = 30,159.19/x
  3. Step 3: Cross multiply
    54,358.61x = 75,007.64 × 30,159.19
  4. Step 4: Simplify right side
    54,358.61x = 2,262,169,140.38
  5. Step 5: Solve for x
    x = 2,262,169,140.38/54,358.61
  6. Step 6: Final answer
    x = 41,615.65

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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.