Home / 48,940.05-73,407.29-13,398.77

Finding the Fourth Proportional to 48,940.05, 73,407.29 and 13,398.77

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Solution

The fourth proportional to 48,940.05, 73,407.29 and 13,398.77 is: 20,097.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,940.05 : 73,407.29 = 13,398.77 : x
  2. Step 2: Convert to fraction form
    48,940.05/73,407.29 = 13,398.77/x
  3. Step 3: Cross multiply
    48,940.05x = 73,407.29 × 13,398.77
  4. Step 4: Simplify right side
    48,940.05x = 983,567,061.49
  5. Step 5: Solve for x
    x = 983,567,061.49/48,940.05
  6. Step 6: Final answer
    x = 20,097.39

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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.