Home / 61,913.61-85,440.03-33,619.50

Finding the Fourth Proportional to 61,913.61, 85,440.03 and 33,619.50

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Solution

The fourth proportional to 61,913.61, 85,440.03 and 33,619.50 is: 46,394.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,913.61 : 85,440.03 = 33,619.50 : x
  2. Step 2: Convert to fraction form
    61,913.61/85,440.03 = 33,619.50/x
  3. Step 3: Cross multiply
    61,913.61x = 85,440.03 × 33,619.50
  4. Step 4: Simplify right side
    61,913.61x = 2,872,451,088.59
  5. Step 5: Solve for x
    x = 2,872,451,088.59/61,913.61
  6. Step 6: Final answer
    x = 46,394.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.