Home / 93,687.03-129,288.15-51,245.46

Finding the Fourth Proportional to 93,687.03, 129,288.15 and 51,245.46

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Solution

The fourth proportional to 93,687.03, 129,288.15 and 51,245.46 is: 70,718.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,687.03 : 129,288.15 = 51,245.46 : x
  2. Step 2: Convert to fraction form
    93,687.03/129,288.15 = 51,245.46/x
  3. Step 3: Cross multiply
    93,687.03x = 129,288.15 × 51,245.46
  4. Step 4: Simplify right side
    93,687.03x = 6,625,430,719.30
  5. Step 5: Solve for x
    x = 6,625,430,719.30/93,687.03
  6. Step 6: Final answer
    x = 70,718.76

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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.