Home / 74,374.56-102,566.55-48,835.88

Finding the Fourth Proportional to 74,374.56, 102,566.55 and 48,835.88

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Solution

The fourth proportional to 74,374.56, 102,566.55 and 48,835.88 is: 67,347.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,374.56 : 102,566.55 = 48,835.88 : x
  2. Step 2: Convert to fraction form
    74,374.56/102,566.55 = 48,835.88/x
  3. Step 3: Cross multiply
    74,374.56x = 102,566.55 × 48,835.88
  4. Step 4: Simplify right side
    74,374.56x = 5,008,927,727.81
  5. Step 5: Solve for x
    x = 5,008,927,727.81/74,374.56
  6. Step 6: Final answer
    x = 67,347.33

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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.