Home / 188,836.06-283,254.63-76,518.22

Finding the Fourth Proportional to 188,836.06, 283,254.63 and 76,518.22

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Solution

The fourth proportional to 188,836.06, 283,254.63 and 76,518.22 is: 114,777.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,836.06 : 283,254.63 = 76,518.22 : x
  2. Step 2: Convert to fraction form
    188,836.06/283,254.63 = 76,518.22/x
  3. Step 3: Cross multiply
    188,836.06x = 283,254.63 × 76,518.22
  4. Step 4: Simplify right side
    188,836.06x = 21,674,140,094.36
  5. Step 5: Solve for x
    x = 21,674,140,094.36/188,836.06
  6. Step 6: Final answer
    x = 114,777.55

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1.5x scale

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.