Home / 93,634.62-129,216.31-51,193.15

Finding the Fourth Proportional to 93,634.62, 129,216.31 and 51,193.15

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Solution

The fourth proportional to 93,634.62, 129,216.31 and 51,193.15 is: 70,646.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,634.62 : 129,216.31 = 51,193.15 : x
  2. Step 2: Convert to fraction form
    93,634.62/129,216.31 = 51,193.15/x
  3. Step 3: Cross multiply
    93,634.62x = 129,216.31 × 51,193.15
  4. Step 4: Simplify right side
    93,634.62x = 6,614,989,777.21
  5. Step 5: Solve for x
    x = 6,614,989,777.21/93,634.62
  6. Step 6: Final answer
    x = 70,646.84

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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.