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Finding the Fourth Proportional to 74,798.42, 112,104.01 and 37,368.93

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Solution

The fourth proportional to 74,798.42, 112,104.01 and 37,368.93 is: 56,006.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,798.42 : 112,104.01 = 37,368.93 : x
  2. Step 2: Convert to fraction form
    74,798.42/112,104.01 = 37,368.93/x
  3. Step 3: Cross multiply
    74,798.42x = 112,104.01 × 37,368.93
  4. Step 4: Simplify right side
    74,798.42x = 4,189,206,715.56
  5. Step 5: Solve for x
    x = 4,189,206,715.56/74,798.42
  6. Step 6: Final answer
    x = 56,006.62

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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.