Home / 74,140.52-102,313.94-40,606.52

Finding the Fourth Proportional to 74,140.52, 102,313.94 and 40,606.52

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Solution

The fourth proportional to 74,140.52, 102,313.94 and 40,606.52 is: 56,037.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,140.52 : 102,313.94 = 40,606.52 : x
  2. Step 2: Convert to fraction form
    74,140.52/102,313.94 = 40,606.52/x
  3. Step 3: Cross multiply
    74,140.52x = 102,313.94 × 40,606.52
  4. Step 4: Simplify right side
    74,140.52x = 4,154,612,336.29
  5. Step 5: Solve for x
    x = 4,154,612,336.29/74,140.52
  6. Step 6: Final answer
    x = 56,037.00

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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.