Home / 39,864.14-59,719.20-30,434.52

Finding the Fourth Proportional to 39,864.14, 59,719.20 and 30,434.52

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Solution

The fourth proportional to 39,864.14, 59,719.20 and 30,434.52 is: 45,592.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,864.14 : 59,719.20 = 30,434.52 : x
  2. Step 2: Convert to fraction form
    39,864.14/59,719.20 = 30,434.52/x
  3. Step 3: Cross multiply
    39,864.14x = 59,719.20 × 30,434.52
  4. Step 4: Simplify right side
    39,864.14x = 1,817,525,186.78
  5. Step 5: Solve for x
    x = 1,817,525,186.78/39,864.14
  6. Step 6: Final answer
    x = 45,592.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.