Home / 98,152.32-135,415.68-75,498.24

Finding the Fourth Proportional to 98,152.32, 135,415.68 and 75,498.24

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Solution

The fourth proportional to 98,152.32, 135,415.68 and 75,498.24 is: 104,161.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,152.32 : 135,415.68 = 75,498.24 : x
  2. Step 2: Convert to fraction form
    98,152.32/135,415.68 = 75,498.24/x
  3. Step 3: Cross multiply
    98,152.32x = 135,415.68 × 75,498.24
  4. Step 4: Simplify right side
    98,152.32x = 10,223,645,508.40
  5. Step 5: Solve for x
    x = 10,223,645,508.40/98,152.32
  6. Step 6: Final answer
    x = 104,161.02

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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.