Home / 93,635.09-129,216.41-51,193.61

Finding the Fourth Proportional to 93,635.09, 129,216.41 and 51,193.61

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Solution

The fourth proportional to 93,635.09, 129,216.41 and 51,193.61 is: 70,647.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,635.09 : 129,216.41 = 51,193.61 : x
  2. Step 2: Convert to fraction form
    93,635.09/129,216.41 = 51,193.61/x
  3. Step 3: Cross multiply
    93,635.09x = 129,216.41 × 51,193.61
  4. Step 4: Simplify right side
    93,635.09x = 6,615,054,243.17
  5. Step 5: Solve for x
    x = 6,615,054,243.17/93,635.09
  6. Step 6: Final answer
    x = 70,647.17

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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.