Home / 93,542.72-129,196.60-68,162.58

Finding the Fourth Proportional to 93,542.72, 129,196.60 and 68,162.58

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Solution

The fourth proportional to 93,542.72, 129,196.60 and 68,162.58 is: 94,142.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,542.72 : 129,196.60 = 68,162.58 : x
  2. Step 2: Convert to fraction form
    93,542.72/129,196.60 = 68,162.58/x
  3. Step 3: Cross multiply
    93,542.72x = 129,196.60 × 68,162.58
  4. Step 4: Simplify right side
    93,542.72x = 8,806,373,583.23
  5. Step 5: Solve for x
    x = 8,806,373,583.23/93,542.72
  6. Step 6: Final answer
    x = 94,142.80

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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.