Home / 53,762.30-74,196.46-29,891.20

Finding the Fourth Proportional to 53,762.30, 74,196.46 and 29,891.20

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Solution

The fourth proportional to 53,762.30, 74,196.46 and 29,891.20 is: 41,252.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,762.30 : 74,196.46 = 29,891.20 : x
  2. Step 2: Convert to fraction form
    53,762.30/74,196.46 = 29,891.20/x
  3. Step 3: Cross multiply
    53,762.30x = 74,196.46 × 29,891.20
  4. Step 4: Simplify right side
    53,762.30x = 2,217,821,225.15
  5. Step 5: Solve for x
    x = 2,217,821,225.15/53,762.30
  6. Step 6: Final answer
    x = 41,252.35

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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.