Home / 116,541.20-174,811.80-87,016.70

Finding the Fourth Proportional to 116,541.20, 174,811.80 and 87,016.70

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Solution

The fourth proportional to 116,541.20, 174,811.80 and 87,016.70 is: 130,525.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,541.20 : 174,811.80 = 87,016.70 : x
  2. Step 2: Convert to fraction form
    116,541.20/174,811.80 = 87,016.70/x
  3. Step 3: Cross multiply
    116,541.20x = 174,811.80 × 87,016.70
  4. Step 4: Simplify right side
    116,541.20x = 15,211,545,957.06
  5. Step 5: Solve for x
    x = 15,211,545,957.06/116,541.20
  6. Step 6: Final answer
    x = 130,525.05

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.