Home / 55,080.32-76,010.72-29,929.92

Finding the Fourth Proportional to 55,080.32, 76,010.72 and 29,929.92

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Solution

The fourth proportional to 55,080.32, 76,010.72 and 29,929.92 is: 41,303.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,080.32 : 76,010.72 = 29,929.92 : x
  2. Step 2: Convert to fraction form
    55,080.32/76,010.72 = 29,929.92/x
  3. Step 3: Cross multiply
    55,080.32x = 76,010.72 × 29,929.92
  4. Step 4: Simplify right side
    55,080.32x = 2,274,994,768.74
  5. Step 5: Solve for x
    x = 2,274,994,768.74/55,080.32
  6. Step 6: Final answer
    x = 41,303.22

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1.5x scale

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.