Home / 93,616.85-129,190.59-51,175.48

Finding the Fourth Proportional to 93,616.85, 129,190.59 and 51,175.48

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Solution

The fourth proportional to 93,616.85, 129,190.59 and 51,175.48 is: 70,621.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,616.85 : 129,190.59 = 51,175.48 : x
  2. Step 2: Convert to fraction form
    93,616.85/129,190.59 = 51,175.48/x
  3. Step 3: Cross multiply
    93,616.85x = 129,190.59 × 51,175.48
  4. Step 4: Simplify right side
    93,616.85x = 6,611,390,454.73
  5. Step 5: Solve for x
    x = 6,611,390,454.73/93,616.85
  6. Step 6: Final answer
    x = 70,621.80

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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.