Home / 54,827.48-82,205.58-21,550.80

Finding the Fourth Proportional to 54,827.48, 82,205.58 and 21,550.80

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Solution

The fourth proportional to 54,827.48, 82,205.58 and 21,550.80 is: 32,312.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,827.48 : 82,205.58 = 21,550.80 : x
  2. Step 2: Convert to fraction form
    54,827.48/82,205.58 = 21,550.80/x
  3. Step 3: Cross multiply
    54,827.48x = 82,205.58 × 21,550.80
  4. Step 4: Simplify right side
    54,827.48x = 1,771,596,013.46
  5. Step 5: Solve for x
    x = 1,771,596,013.46/54,827.48
  6. Step 6: Final answer
    x = 32,312.19

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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.