Home / 48,717.51-67,231.01-28,574.94

Finding the Fourth Proportional to 48,717.51, 67,231.01 and 28,574.94

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Solution

The fourth proportional to 48,717.51, 67,231.01 and 28,574.94 is: 39,433.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,717.51 : 67,231.01 = 28,574.94 : x
  2. Step 2: Convert to fraction form
    48,717.51/67,231.01 = 28,574.94/x
  3. Step 3: Cross multiply
    48,717.51x = 67,231.01 × 28,574.94
  4. Step 4: Simplify right side
    48,717.51x = 1,921,121,934.01
  5. Step 5: Solve for x
    x = 1,921,121,934.01/48,717.51
  6. Step 6: Final answer
    x = 39,433.91

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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.