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Finding the Fourth Proportional to 65,377.74, 98,066.62 and 18,630.76

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Solution

The fourth proportional to 65,377.74, 98,066.62 and 18,630.76 is: 27,946.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,377.74 : 98,066.62 = 18,630.76 : x
  2. Step 2: Convert to fraction form
    65,377.74/98,066.62 = 18,630.76/x
  3. Step 3: Cross multiply
    65,377.74x = 98,066.62 × 18,630.76
  4. Step 4: Simplify right side
    65,377.74x = 1,827,055,661.23
  5. Step 5: Solve for x
    x = 1,827,055,661.23/65,377.74
  6. Step 6: Final answer
    x = 27,946.14

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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.