Home / 163,518.15-225,660.17-98,999.22

Finding the Fourth Proportional to 163,518.15, 225,660.17 and 98,999.22

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Solution

The fourth proportional to 163,518.15, 225,660.17 and 98,999.22 is: 136,622.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,518.15 : 225,660.17 = 98,999.22 : x
  2. Step 2: Convert to fraction form
    163,518.15/225,660.17 = 98,999.22/x
  3. Step 3: Cross multiply
    163,518.15x = 225,660.17 × 98,999.22
  4. Step 4: Simplify right side
    163,518.15x = 22,340,180,815.07
  5. Step 5: Solve for x
    x = 22,340,180,815.07/163,518.15
  6. Step 6: Final answer
    x = 136,622.03

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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.