Home / 74,095.99-102,251.43-42,265.42

Finding the Fourth Proportional to 74,095.99, 102,251.43 and 42,265.42

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Solution

The fourth proportional to 74,095.99, 102,251.43 and 42,265.42 is: 58,325.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,095.99 : 102,251.43 = 42,265.42 : x
  2. Step 2: Convert to fraction form
    74,095.99/102,251.43 = 42,265.42/x
  3. Step 3: Cross multiply
    74,095.99x = 102,251.43 × 42,265.42
  4. Step 4: Simplify right side
    74,095.99x = 4,321,699,378.92
  5. Step 5: Solve for x
    x = 4,321,699,378.92/74,095.99
  6. Step 6: Final answer
    x = 58,325.69

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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.