Home / 109,042.40-163,563.39-34,168.28

Finding the Fourth Proportional to 109,042.40, 163,563.39 and 34,168.28

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Solution

The fourth proportional to 109,042.40, 163,563.39 and 34,168.28 is: 51,252.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,042.40 : 163,563.39 = 34,168.28 : x
  2. Step 2: Convert to fraction form
    109,042.40/163,563.39 = 34,168.28/x
  3. Step 3: Cross multiply
    109,042.40x = 163,563.39 × 34,168.28
  4. Step 4: Simplify right side
    109,042.40x = 5,588,679,707.27
  5. Step 5: Solve for x
    x = 5,588,679,707.27/109,042.40
  6. Step 6: Final answer
    x = 51,252.35

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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.