Home / 54,298.04-81,447.12-14,855.49

Finding the Fourth Proportional to 54,298.04, 81,447.12 and 14,855.49

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Solution

The fourth proportional to 54,298.04, 81,447.12 and 14,855.49 is: 22,283.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,298.04 : 81,447.12 = 14,855.49 : x
  2. Step 2: Convert to fraction form
    54,298.04/81,447.12 = 14,855.49/x
  3. Step 3: Cross multiply
    54,298.04x = 81,447.12 × 14,855.49
  4. Step 4: Simplify right side
    54,298.04x = 1,209,936,876.69
  5. Step 5: Solve for x
    x = 1,209,936,876.69/54,298.04
  6. Step 6: Final answer
    x = 22,283.25

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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.