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Finding the Fourth Proportional to 66,950.64, 92,390.24 and 37,482.01

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Solution

The fourth proportional to 66,950.64, 92,390.24 and 37,482.01 is: 51,724.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,950.64 : 92,390.24 = 37,482.01 : x
  2. Step 2: Convert to fraction form
    66,950.64/92,390.24 = 37,482.01/x
  3. Step 3: Cross multiply
    66,950.64x = 92,390.24 × 37,482.01
  4. Step 4: Simplify right side
    66,950.64x = 3,462,972,130.56
  5. Step 5: Solve for x
    x = 3,462,972,130.56/66,950.64
  6. Step 6: Final answer
    x = 51,724.26

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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.