Home / 55,080.11-76,011.03-29,929.61

Finding the Fourth Proportional to 55,080.11, 76,011.03 and 29,929.61

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Solution

The fourth proportional to 55,080.11, 76,011.03 and 29,929.61 is: 41,303.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,080.11 : 76,011.03 = 29,929.61 : x
  2. Step 2: Convert to fraction form
    55,080.11/76,011.03 = 29,929.61/x
  3. Step 3: Cross multiply
    55,080.11x = 76,011.03 × 29,929.61
  4. Step 4: Simplify right side
    55,080.11x = 2,274,980,483.60
  5. Step 5: Solve for x
    x = 2,274,980,483.60/55,080.11
  6. Step 6: Final answer
    x = 41,303.12

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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.