Home / 68,628.06-94,708.04-53,537.76

Finding the Fourth Proportional to 68,628.06, 94,708.04 and 53,537.76

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Solution

The fourth proportional to 68,628.06, 94,708.04 and 53,537.76 is: 73,883.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,628.06 : 94,708.04 = 53,537.76 : x
  2. Step 2: Convert to fraction form
    68,628.06/94,708.04 = 53,537.76/x
  3. Step 3: Cross multiply
    68,628.06x = 94,708.04 × 53,537.76
  4. Step 4: Simplify right side
    68,628.06x = 5,070,456,047.90
  5. Step 5: Solve for x
    x = 5,070,456,047.90/68,628.06
  6. Step 6: Final answer
    x = 73,883.13

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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.