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Finding the Fourth Proportional to 39,259.04, 58,889.04 and 21,763.04

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Solution

The fourth proportional to 39,259.04, 58,889.04 and 21,763.04 is: 32,644.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,259.04 : 58,889.04 = 21,763.04 : x
  2. Step 2: Convert to fraction form
    39,259.04/58,889.04 = 21,763.04/x
  3. Step 3: Cross multiply
    39,259.04x = 58,889.04 × 21,763.04
  4. Step 4: Simplify right side
    39,259.04x = 1,281,604,533.08
  5. Step 5: Solve for x
    x = 1,281,604,533.08/39,259.04
  6. Step 6: Final answer
    x = 32,644.83

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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.