Home / 74,346.18-102,594.96-40,353.94

Finding the Fourth Proportional to 74,346.18, 102,594.96 and 40,353.94

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Solution

The fourth proportional to 74,346.18, 102,594.96 and 40,353.94 is: 55,686.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,346.18 : 102,594.96 = 40,353.94 : x
  2. Step 2: Convert to fraction form
    74,346.18/102,594.96 = 40,353.94/x
  3. Step 3: Cross multiply
    74,346.18x = 102,594.96 × 40,353.94
  4. Step 4: Simplify right side
    74,346.18x = 4,140,110,860.14
  5. Step 5: Solve for x
    x = 4,140,110,860.14/74,346.18
  6. Step 6: Final answer
    x = 55,686.93

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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.