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Finding the Fourth Proportional to 37,066.70, 51,151.96 and 20,070.96

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Solution

The fourth proportional to 37,066.70, 51,151.96 and 20,070.96 is: 27,697.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,066.70 : 51,151.96 = 20,070.96 : x
  2. Step 2: Convert to fraction form
    37,066.70/51,151.96 = 20,070.96/x
  3. Step 3: Cross multiply
    37,066.70x = 51,151.96 × 20,070.96
  4. Step 4: Simplify right side
    37,066.70x = 1,026,668,943.08
  5. Step 5: Solve for x
    x = 1,026,668,943.08/37,066.70
  6. Step 6: Final answer
    x = 27,697.88

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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.