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Finding the Fourth Proportional to 66,914.63, 92,342.18 and 37,106.63

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Solution

The fourth proportional to 66,914.63, 92,342.18 and 37,106.63 is: 51,207.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,914.63 : 92,342.18 = 37,106.63 : x
  2. Step 2: Convert to fraction form
    66,914.63/92,342.18 = 37,106.63/x
  3. Step 3: Cross multiply
    66,914.63x = 92,342.18 × 37,106.63
  4. Step 4: Simplify right side
    66,914.63x = 3,426,507,106.65
  5. Step 5: Solve for x
    x = 3,426,507,106.65/66,914.63
  6. Step 6: Final answer
    x = 51,207.14

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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.