Home / 55,080.74-76,011.90-29,930.24

Finding the Fourth Proportional to 55,080.74, 76,011.90 and 29,930.24

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Solution

The fourth proportional to 55,080.74, 76,011.90 and 29,930.24 is: 41,303.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,080.74 : 76,011.90 = 29,930.24 : x
  2. Step 2: Convert to fraction form
    55,080.74/76,011.90 = 29,930.24/x
  3. Step 3: Cross multiply
    55,080.74x = 76,011.90 × 29,930.24
  4. Step 4: Simplify right side
    55,080.74x = 2,275,054,409.86
  5. Step 5: Solve for x
    x = 2,275,054,409.86/55,080.74
  6. Step 6: Final answer
    x = 41,303.99

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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.