Home / 70,935.08-97,180.66-68,276.12

Finding the Fourth Proportional to 70,935.08, 97,180.66 and 68,276.12

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Solution

The fourth proportional to 70,935.08, 97,180.66 and 68,276.12 is: 93,537.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,935.08 : 97,180.66 = 68,276.12 : x
  2. Step 2: Convert to fraction form
    70,935.08/97,180.66 = 68,276.12/x
  3. Step 3: Cross multiply
    70,935.08x = 97,180.66 × 68,276.12
  4. Step 4: Simplify right side
    70,935.08x = 6,635,118,403.84
  5. Step 5: Solve for x
    x = 6,635,118,403.84/70,935.08
  6. Step 6: Final answer
    x = 93,537.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.