Home / 109,113.10-163,596.75-88,079.02

Finding the Fourth Proportional to 109,113.10, 163,596.75 and 88,079.02

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Solution

The fourth proportional to 109,113.10, 163,596.75 and 88,079.02 is: 132,059.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,113.10 : 163,596.75 = 88,079.02 : x
  2. Step 2: Convert to fraction form
    109,113.10/163,596.75 = 88,079.02/x
  3. Step 3: Cross multiply
    109,113.10x = 163,596.75 × 88,079.02
  4. Step 4: Simplify right side
    109,113.10x = 14,409,441,415.19
  5. Step 5: Solve for x
    x = 14,409,441,415.19/109,113.10
  6. Step 6: Final answer
    x = 132,059.68

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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.