Home / 49,768.32-68,681.76-28,554.24

Finding the Fourth Proportional to 49,768.32, 68,681.76 and 28,554.24

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Solution

The fourth proportional to 49,768.32, 68,681.76 and 28,554.24 is: 39,405.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,768.32 : 68,681.76 = 28,554.24 : x
  2. Step 2: Convert to fraction form
    49,768.32/68,681.76 = 28,554.24/x
  3. Step 3: Cross multiply
    49,768.32x = 68,681.76 × 28,554.24
  4. Step 4: Simplify right side
    49,768.32x = 1,961,155,458.66
  5. Step 5: Solve for x
    x = 1,961,155,458.66/49,768.32
  6. Step 6: Final answer
    x = 39,405.70

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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.