Home / 54,318.98-81,480.90-14,875.22

Finding the Fourth Proportional to 54,318.98, 81,480.90 and 14,875.22

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Solution

The fourth proportional to 54,318.98, 81,480.90 and 14,875.22 is: 22,313.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,318.98 : 81,480.90 = 14,875.22 : x
  2. Step 2: Convert to fraction form
    54,318.98/81,480.90 = 14,875.22/x
  3. Step 3: Cross multiply
    54,318.98x = 81,480.90 × 14,875.22
  4. Step 4: Simplify right side
    54,318.98x = 1,212,046,313.30
  5. Step 5: Solve for x
    x = 1,212,046,313.30/54,318.98
  6. Step 6: Final answer
    x = 22,313.50

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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.