Home / 49,737.14-68,638.37-28,228.31

Finding the Fourth Proportional to 49,737.14, 68,638.37 and 28,228.31

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Solution

The fourth proportional to 49,737.14, 68,638.37 and 28,228.31 is: 38,955.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,737.14 : 68,638.37 = 28,228.31 : x
  2. Step 2: Convert to fraction form
    49,737.14/68,638.37 = 28,228.31/x
  3. Step 3: Cross multiply
    49,737.14x = 68,638.37 × 28,228.31
  4. Step 4: Simplify right side
    49,737.14x = 1,937,545,186.25
  5. Step 5: Solve for x
    x = 1,937,545,186.25/49,737.14
  6. Step 6: Final answer
    x = 38,955.70

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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.