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Finding the Fourth Proportional to 61,703.81, 92,501.53 and 29,666.87

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Solution

The fourth proportional to 61,703.81, 92,501.53 and 29,666.87 is: 44,474.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,703.81 : 92,501.53 = 29,666.87 : x
  2. Step 2: Convert to fraction form
    61,703.81/92,501.53 = 29,666.87/x
  3. Step 3: Cross multiply
    61,703.81x = 92,501.53 × 29,666.87
  4. Step 4: Simplify right side
    61,703.81x = 2,744,230,328.64
  5. Step 5: Solve for x
    x = 2,744,230,328.64/61,703.81
  6. Step 6: Final answer
    x = 44,474.25

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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.