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Finding the Fourth Proportional to 58,991.01, 88,412.67 and 46,461.57

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Solution

The fourth proportional to 58,991.01, 88,412.67 and 46,461.57 is: 69,634.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,991.01 : 88,412.67 = 46,461.57 : x
  2. Step 2: Convert to fraction form
    58,991.01/88,412.67 = 46,461.57/x
  3. Step 3: Cross multiply
    58,991.01x = 88,412.67 × 46,461.57
  4. Step 4: Simplify right side
    58,991.01x = 4,107,791,456.09
  5. Step 5: Solve for x
    x = 4,107,791,456.09/58,991.01
  6. Step 6: Final answer
    x = 69,634.19

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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.