Home / 74,299.59-102,511.04-45,589.77

Finding the Fourth Proportional to 74,299.59, 102,511.04 and 45,589.77

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Solution

The fourth proportional to 74,299.59, 102,511.04 and 45,589.77 is: 62,900.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,299.59 : 102,511.04 = 45,589.77 : x
  2. Step 2: Convert to fraction form
    74,299.59/102,511.04 = 45,589.77/x
  3. Step 3: Cross multiply
    74,299.59x = 102,511.04 × 45,589.77
  4. Step 4: Simplify right side
    74,299.59x = 4,673,454,508.11
  5. Step 5: Solve for x
    x = 4,673,454,508.11/74,299.59
  6. Step 6: Final answer
    x = 62,900.14

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1.5x scale

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.