Home / 48,943.80-73,407.39-13,875.25

Finding the Fourth Proportional to 48,943.80, 73,407.39 and 13,875.25

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Solution

The fourth proportional to 48,943.80, 73,407.39 and 13,875.25 is: 20,810.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,943.80 : 73,407.39 = 13,875.25 : x
  2. Step 2: Convert to fraction form
    48,943.80/73,407.39 = 13,875.25/x
  3. Step 3: Cross multiply
    48,943.80x = 73,407.39 × 13,875.25
  4. Step 4: Simplify right side
    48,943.80x = 1,018,545,888.10
  5. Step 5: Solve for x
    x = 1,018,545,888.10/48,943.80
  6. Step 6: Final answer
    x = 20,810.52

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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.