Home / 39,391.66-58,856.81-38,013.58

Finding the Fourth Proportional to 39,391.66, 58,856.81 and 38,013.58

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Solution

The fourth proportional to 39,391.66, 58,856.81 and 38,013.58 is: 56,797.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,391.66 : 58,856.81 = 38,013.58 : x
  2. Step 2: Convert to fraction form
    39,391.66/58,856.81 = 38,013.58/x
  3. Step 3: Cross multiply
    39,391.66x = 58,856.81 × 38,013.58
  4. Step 4: Simplify right side
    39,391.66x = 2,237,358,055.48
  5. Step 5: Solve for x
    x = 2,237,358,055.48/39,391.66
  6. Step 6: Final answer
    x = 56,797.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.