Home / 179,187.48-247,295.30-98,631.36

Finding the Fourth Proportional to 179,187.48, 247,295.30 and 98,631.36

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Solution

The fourth proportional to 179,187.48, 247,295.30 and 98,631.36 is: 136,120.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,187.48 : 247,295.30 = 98,631.36 : x
  2. Step 2: Convert to fraction form
    179,187.48/247,295.30 = 98,631.36/x
  3. Step 3: Cross multiply
    179,187.48x = 247,295.30 × 98,631.36
  4. Step 4: Simplify right side
    179,187.48x = 24,391,071,267.45
  5. Step 5: Solve for x
    x = 24,391,071,267.45/179,187.48
  6. Step 6: Final answer
    x = 136,120.40

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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.