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Finding the Fourth Proportional to 29,250.80, 43,875.80 and 7,064.06

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Solution

The fourth proportional to 29,250.80, 43,875.80 and 7,064.06 is: 10,595.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,250.80 : 43,875.80 = 7,064.06 : x
  2. Step 2: Convert to fraction form
    29,250.80/43,875.80 = 7,064.06/x
  3. Step 3: Cross multiply
    29,250.80x = 43,875.80 × 7,064.06
  4. Step 4: Simplify right side
    29,250.80x = 309,941,283.75
  5. Step 5: Solve for x
    x = 309,941,283.75/29,250.80
  6. Step 6: Final answer
    x = 10,595.99

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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.