Home / 48,822.50-67,382.23-30,919.17

Finding the Fourth Proportional to 48,822.50, 67,382.23 and 30,919.17

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Solution

The fourth proportional to 48,822.50, 67,382.23 and 30,919.17 is: 42,673.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,822.50 : 67,382.23 = 30,919.17 : x
  2. Step 2: Convert to fraction form
    48,822.50/67,382.23 = 30,919.17/x
  3. Step 3: Cross multiply
    48,822.50x = 67,382.23 × 30,919.17
  4. Step 4: Simplify right side
    48,822.50x = 2,083,402,478.68
  5. Step 5: Solve for x
    x = 2,083,402,478.68/48,822.50
  6. Step 6: Final answer
    x = 42,673.00

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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.