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Finding the Fourth Proportional to 61,113.95, 91,671.00 and 16,741.08

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Solution

The fourth proportional to 61,113.95, 91,671.00 and 16,741.08 is: 25,111.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,113.95 : 91,671.00 = 16,741.08 : x
  2. Step 2: Convert to fraction form
    61,113.95/91,671.00 = 16,741.08/x
  3. Step 3: Cross multiply
    61,113.95x = 91,671.00 × 16,741.08
  4. Step 4: Simplify right side
    61,113.95x = 1,534,671,690.15
  5. Step 5: Solve for x
    x = 1,534,671,690.15/61,113.95
  6. Step 6: Final answer
    x = 25,111.64

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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.