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Finding the Fourth Proportional to 29,878.40, 44,752.80 and 26,595.20

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Solution

The fourth proportional to 29,878.40, 44,752.80 and 26,595.20 is: 39,835.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,878.40 : 44,752.80 = 26,595.20 : x
  2. Step 2: Convert to fraction form
    29,878.40/44,752.80 = 26,595.20/x
  3. Step 3: Cross multiply
    29,878.40x = 44,752.80 × 26,595.20
  4. Step 4: Simplify right side
    29,878.40x = 1,190,209,666.56
  5. Step 5: Solve for x
    x = 1,190,209,666.56/29,878.40
  6. Step 6: Final answer
    x = 39,835.12

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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.