Home / 179,072.48-247,120.08-98,500.16

Finding the Fourth Proportional to 179,072.48, 247,120.08 and 98,500.16

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Solution

The fourth proportional to 179,072.48, 247,120.08 and 98,500.16 is: 135,930.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,072.48 : 247,120.08 = 98,500.16 : x
  2. Step 2: Convert to fraction form
    179,072.48/247,120.08 = 98,500.16/x
  3. Step 3: Cross multiply
    179,072.48x = 247,120.08 × 98,500.16
  4. Step 4: Simplify right side
    179,072.48x = 24,341,367,419.21
  5. Step 5: Solve for x
    x = 24,341,367,419.21/179,072.48
  6. Step 6: Final answer
    x = 135,930.25

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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.