Home / 179,187.36-247,295.12-98,631.24

Finding the Fourth Proportional to 179,187.36, 247,295.12 and 98,631.24

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Solution

The fourth proportional to 179,187.36, 247,295.12 and 98,631.24 is: 136,120.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,187.36 : 247,295.12 = 98,631.24 : x
  2. Step 2: Convert to fraction form
    179,187.36/247,295.12 = 98,631.24/x
  3. Step 3: Cross multiply
    179,187.36x = 247,295.12 × 98,631.24
  4. Step 4: Simplify right side
    179,187.36x = 24,391,024,331.55
  5. Step 5: Solve for x
    x = 24,391,024,331.55/179,187.36
  6. Step 6: Final answer
    x = 136,120.23

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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.