Home / 165,412.45-247,626.60-98,818.30

Finding the Fourth Proportional to 165,412.45, 247,626.60 and 98,818.30

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Solution

The fourth proportional to 165,412.45, 247,626.60 and 98,818.30 is: 147,933.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,412.45 : 247,626.60 = 98,818.30 : x
  2. Step 2: Convert to fraction form
    165,412.45/247,626.60 = 98,818.30/x
  3. Step 3: Cross multiply
    165,412.45x = 247,626.60 × 98,818.30
  4. Step 4: Simplify right side
    165,412.45x = 24,470,039,646.78
  5. Step 5: Solve for x
    x = 24,470,039,646.78/165,412.45
  6. Step 6: Final answer
    x = 147,933.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.