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Finding the Fourth Proportional to 61,594.90, 92,406.26 and 19,477.53

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Solution

The fourth proportional to 61,594.90, 92,406.26 and 19,477.53 is: 29,220.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,594.90 : 92,406.26 = 19,477.53 : x
  2. Step 2: Convert to fraction form
    61,594.90/92,406.26 = 19,477.53/x
  3. Step 3: Cross multiply
    61,594.90x = 92,406.26 × 19,477.53
  4. Step 4: Simplify right side
    61,594.90x = 1,799,845,750.03
  5. Step 5: Solve for x
    x = 1,799,845,750.03/61,594.90
  6. Step 6: Final answer
    x = 29,220.70

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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.