Home / 68,557.53-94,610.12-40,263.69

Finding the Fourth Proportional to 68,557.53, 94,610.12 and 40,263.69

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Solution

The fourth proportional to 68,557.53, 94,610.12 and 40,263.69 is: 55,564.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,557.53 : 94,610.12 = 40,263.69 : x
  2. Step 2: Convert to fraction form
    68,557.53/94,610.12 = 40,263.69/x
  3. Step 3: Cross multiply
    68,557.53x = 94,610.12 × 40,263.69
  4. Step 4: Simplify right side
    68,557.53x = 3,809,352,341.22
  5. Step 5: Solve for x
    x = 3,809,352,341.22/68,557.53
  6. Step 6: Final answer
    x = 55,564.32

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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.