Home / 66,017.39-91,104.05-35,802.71

Finding the Fourth Proportional to 66,017.39, 91,104.05 and 35,802.71

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Solution

The fourth proportional to 66,017.39, 91,104.05 and 35,802.71 is: 49,407.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,017.39 : 91,104.05 = 35,802.71 : x
  2. Step 2: Convert to fraction form
    66,017.39/91,104.05 = 35,802.71/x
  3. Step 3: Cross multiply
    66,017.39x = 91,104.05 × 35,802.71
  4. Step 4: Simplify right side
    66,017.39x = 3,261,771,247.44
  5. Step 5: Solve for x
    x = 3,261,771,247.44/66,017.39
  6. Step 6: Final answer
    x = 49,407.76

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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.