Home / 179,090.21-247,134.76-98,504.73

Finding the Fourth Proportional to 179,090.21, 247,134.76 and 98,504.73

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Solution

The fourth proportional to 179,090.21, 247,134.76 and 98,504.73 is: 135,931.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,090.21 : 247,134.76 = 98,504.73 : x
  2. Step 2: Convert to fraction form
    179,090.21/247,134.76 = 98,504.73/x
  3. Step 3: Cross multiply
    179,090.21x = 247,134.76 × 98,504.73
  4. Step 4: Simplify right side
    179,090.21x = 24,343,942,807.41
  5. Step 5: Solve for x
    x = 24,343,942,807.41/179,090.21
  6. Step 6: Final answer
    x = 135,931.18

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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.