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Finding the Fourth Proportional to 174,193.92, 240,378.88 and 98,740.48

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Solution

The fourth proportional to 174,193.92, 240,378.88 and 98,740.48 is: 136,256.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,193.92 : 240,378.88 = 98,740.48 : x
  2. Step 2: Convert to fraction form
    174,193.92/240,378.88 = 98,740.48/x
  3. Step 3: Cross multiply
    174,193.92x = 240,378.88 × 98,740.48
  4. Step 4: Simplify right side
    174,193.92x = 23,735,125,993.06
  5. Step 5: Solve for x
    x = 23,735,125,993.06/174,193.92
  6. Step 6: Final answer
    x = 136,256.91

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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.