Home / 39,203.66-58,390.54-39,012.51

Finding the Fourth Proportional to 39,203.66, 58,390.54 and 39,012.51

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Solution

The fourth proportional to 39,203.66, 58,390.54 and 39,012.51 is: 58,105.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,203.66 : 58,390.54 = 39,012.51 : x
  2. Step 2: Convert to fraction form
    39,203.66/58,390.54 = 39,012.51/x
  3. Step 3: Cross multiply
    39,203.66x = 58,390.54 × 39,012.51
  4. Step 4: Simplify right side
    39,203.66x = 2,277,961,428.12
  5. Step 5: Solve for x
    x = 2,277,961,428.12/39,203.66
  6. Step 6: Final answer
    x = 58,105.83

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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.