Home / 74,295.14-102,526.94-40,303.64

Finding the Fourth Proportional to 74,295.14, 102,526.94 and 40,303.64

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Solution

The fourth proportional to 74,295.14, 102,526.94 and 40,303.64 is: 55,618.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,295.14 : 102,526.94 = 40,303.64 : x
  2. Step 2: Convert to fraction form
    74,295.14/102,526.94 = 40,303.64/x
  3. Step 3: Cross multiply
    74,295.14x = 102,526.94 × 40,303.64
  4. Step 4: Simplify right side
    74,295.14x = 4,132,208,165.91
  5. Step 5: Solve for x
    x = 4,132,208,165.91/74,295.14
  6. Step 6: Final answer
    x = 55,618.83

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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.