Home / 89,044.80-133,567.20-29,860.80

Finding the Fourth Proportional to 89,044.80, 133,567.20 and 29,860.80

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Solution

The fourth proportional to 89,044.80, 133,567.20 and 29,860.80 is: 44,791.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,044.80 : 133,567.20 = 29,860.80 : x
  2. Step 2: Convert to fraction form
    89,044.80/133,567.20 = 29,860.80/x
  3. Step 3: Cross multiply
    89,044.80x = 133,567.20 × 29,860.80
  4. Step 4: Simplify right side
    89,044.80x = 3,988,423,445.76
  5. Step 5: Solve for x
    x = 3,988,423,445.76/89,044.80
  6. Step 6: Final answer
    x = 44,791.20

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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.