Home / 112,388.20-168,582.30-98,564.20

Finding the Fourth Proportional to 112,388.20, 168,582.30 and 98,564.20

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Solution

The fourth proportional to 112,388.20, 168,582.30 and 98,564.20 is: 147,846.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,388.20 : 168,582.30 = 98,564.20 : x
  2. Step 2: Convert to fraction form
    112,388.20/168,582.30 = 98,564.20/x
  3. Step 3: Cross multiply
    112,388.20x = 168,582.30 × 98,564.20
  4. Step 4: Simplify right side
    112,388.20x = 16,616,179,533.66
  5. Step 5: Solve for x
    x = 16,616,179,533.66/112,388.20
  6. Step 6: Final answer
    x = 147,846.30

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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.