Home / 52,911.72-73,017.99-29,038.80

Finding the Fourth Proportional to 52,911.72, 73,017.99 and 29,038.80

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Solution

The fourth proportional to 52,911.72, 73,017.99 and 29,038.80 is: 40,073.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,911.72 : 73,017.99 = 29,038.80 : x
  2. Step 2: Convert to fraction form
    52,911.72/73,017.99 = 29,038.80/x
  3. Step 3: Cross multiply
    52,911.72x = 73,017.99 × 29,038.80
  4. Step 4: Simplify right side
    52,911.72x = 2,120,354,808.01
  5. Step 5: Solve for x
    x = 2,120,354,808.01/52,911.72
  6. Step 6: Final answer
    x = 40,073.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.