Home / 49,616.14-74,426.64-20,030.28

Finding the Fourth Proportional to 49,616.14, 74,426.64 and 20,030.28

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Solution

The fourth proportional to 49,616.14, 74,426.64 and 20,030.28 is: 30,046.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,616.14 : 74,426.64 = 20,030.28 : x
  2. Step 2: Convert to fraction form
    49,616.14/74,426.64 = 20,030.28/x
  3. Step 3: Cross multiply
    49,616.14x = 74,426.64 × 20,030.28
  4. Step 4: Simplify right side
    49,616.14x = 1,490,786,338.51
  5. Step 5: Solve for x
    x = 1,490,786,338.51/49,616.14
  6. Step 6: Final answer
    x = 30,046.40

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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.