Home / 32,819.06-45,293.70-20,080.74

Finding the Fourth Proportional to 32,819.06, 45,293.70 and 20,080.74

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Solution

The fourth proportional to 32,819.06, 45,293.70 and 20,080.74 is: 27,713.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,819.06 : 45,293.70 = 20,080.74 : x
  2. Step 2: Convert to fraction form
    32,819.06/45,293.70 = 20,080.74/x
  3. Step 3: Cross multiply
    32,819.06x = 45,293.70 × 20,080.74
  4. Step 4: Simplify right side
    32,819.06x = 909,531,013.34
  5. Step 5: Solve for x
    x = 909,531,013.34/32,819.06
  6. Step 6: Final answer
    x = 27,713.50

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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.