Home / 54,285.10-81,427.65-14,846.20

Finding the Fourth Proportional to 54,285.10, 81,427.65 and 14,846.20

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Solution

The fourth proportional to 54,285.10, 81,427.65 and 14,846.20 is: 22,269.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,285.10 : 81,427.65 = 14,846.20 : x
  2. Step 2: Convert to fraction form
    54,285.10/81,427.65 = 14,846.20/x
  3. Step 3: Cross multiply
    54,285.10x = 81,427.65 × 14,846.20
  4. Step 4: Simplify right side
    54,285.10x = 1,208,891,177.43
  5. Step 5: Solve for x
    x = 1,208,891,177.43/54,285.10
  6. Step 6: Final answer
    x = 22,269.30

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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.