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Finding the Fourth Proportional to 164,575.05, 246,862.59 and 39,916.05

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Solution

The fourth proportional to 164,575.05, 246,862.59 and 39,916.05 is: 59,874.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,575.05 : 246,862.59 = 39,916.05 : x
  2. Step 2: Convert to fraction form
    164,575.05/246,862.59 = 39,916.05/x
  3. Step 3: Cross multiply
    164,575.05x = 246,862.59 × 39,916.05
  4. Step 4: Simplify right side
    164,575.05x = 9,853,779,485.57
  5. Step 5: Solve for x
    x = 9,853,779,485.57/164,575.05
  6. Step 6: Final answer
    x = 59,874.08

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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.