Home / 61,285.40-91,925.60-16,911.02

Finding the Fourth Proportional to 61,285.40, 91,925.60 and 16,911.02

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Solution

The fourth proportional to 61,285.40, 91,925.60 and 16,911.02 is: 25,365.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,285.40 : 91,925.60 = 16,911.02 : x
  2. Step 2: Convert to fraction form
    61,285.40/91,925.60 = 16,911.02/x
  3. Step 3: Cross multiply
    61,285.40x = 91,925.60 × 16,911.02
  4. Step 4: Simplify right side
    61,285.40x = 1,554,555,660.11
  5. Step 5: Solve for x
    x = 1,554,555,660.11/61,285.40
  6. Step 6: Final answer
    x = 25,365.84

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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.