Home / 103,557.54-155,310.60-44,386.50

Finding the Fourth Proportional to 103,557.54, 155,310.60 and 44,386.50

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Solution

The fourth proportional to 103,557.54, 155,310.60 and 44,386.50 is: 66,568.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,557.54 : 155,310.60 = 44,386.50 : x
  2. Step 2: Convert to fraction form
    103,557.54/155,310.60 = 44,386.50/x
  3. Step 3: Cross multiply
    103,557.54x = 155,310.60 × 44,386.50
  4. Step 4: Simplify right side
    103,557.54x = 6,893,693,946.90
  5. Step 5: Solve for x
    x = 6,893,693,946.90/103,557.54
  6. Step 6: Final answer
    x = 66,568.73

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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.