Home / 49,979.03-74,931.51-30,252.92

Finding the Fourth Proportional to 49,979.03, 74,931.51 and 30,252.92

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Solution

The fourth proportional to 49,979.03, 74,931.51 and 30,252.92 is: 45,356.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,979.03 : 74,931.51 = 30,252.92 : x
  2. Step 2: Convert to fraction form
    49,979.03/74,931.51 = 30,252.92/x
  3. Step 3: Cross multiply
    49,979.03x = 74,931.51 × 30,252.92
  4. Step 4: Simplify right side
    49,979.03x = 2,266,896,977.51
  5. Step 5: Solve for x
    x = 2,266,896,977.51/49,979.03
  6. Step 6: Final answer
    x = 45,356.96

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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.