Home / 101,255.67-139,727.04-60,465.84

Finding the Fourth Proportional to 101,255.67, 139,727.04 and 60,465.84

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Solution

The fourth proportional to 101,255.67, 139,727.04 and 60,465.84 is: 83,439.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,255.67 : 139,727.04 = 60,465.84 : x
  2. Step 2: Convert to fraction form
    101,255.67/139,727.04 = 60,465.84/x
  3. Step 3: Cross multiply
    101,255.67x = 139,727.04 × 60,465.84
  4. Step 4: Simplify right side
    101,255.67x = 8,448,712,093.59
  5. Step 5: Solve for x
    x = 8,448,712,093.59/101,255.67
  6. Step 6: Final answer
    x = 83,439.40

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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.