Home / 60,857.51-83,882.99-40,707.14

Finding the Fourth Proportional to 60,857.51, 83,882.99 and 40,707.14

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Solution

The fourth proportional to 60,857.51, 83,882.99 and 40,707.14 is: 56,108.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,857.51 : 83,882.99 = 40,707.14 : x
  2. Step 2: Convert to fraction form
    60,857.51/83,882.99 = 40,707.14/x
  3. Step 3: Cross multiply
    60,857.51x = 83,882.99 × 40,707.14
  4. Step 4: Simplify right side
    60,857.51x = 3,414,636,299.90
  5. Step 5: Solve for x
    x = 3,414,636,299.90/60,857.51
  6. Step 6: Final answer
    x = 56,108.71

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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.