Home / 40,844.80-61,267.20-14,579.20

Finding the Fourth Proportional to 40,844.80, 61,267.20 and 14,579.20

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Solution

The fourth proportional to 40,844.80, 61,267.20 and 14,579.20 is: 21,868.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,844.80 : 61,267.20 = 14,579.20 : x
  2. Step 2: Convert to fraction form
    40,844.80/61,267.20 = 14,579.20/x
  3. Step 3: Cross multiply
    40,844.80x = 61,267.20 × 14,579.20
  4. Step 4: Simplify right side
    40,844.80x = 893,226,762.24
  5. Step 5: Solve for x
    x = 893,226,762.24/40,844.80
  6. Step 6: Final answer
    x = 21,868.80

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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.