Home / 74,968.40-103,439.34-44,763.50

Finding the Fourth Proportional to 74,968.40, 103,439.34 and 44,763.50

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Solution

The fourth proportional to 74,968.40, 103,439.34 and 44,763.50 is: 61,763.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,968.40 : 103,439.34 = 44,763.50 : x
  2. Step 2: Convert to fraction form
    74,968.40/103,439.34 = 44,763.50/x
  3. Step 3: Cross multiply
    74,968.40x = 103,439.34 × 44,763.50
  4. Step 4: Simplify right side
    74,968.40x = 4,630,306,896.09
  5. Step 5: Solve for x
    x = 4,630,306,896.09/74,968.40
  6. Step 6: Final answer
    x = 61,763.45

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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.