Home / 109,068.20-163,602.34-34,194.22

Finding the Fourth Proportional to 109,068.20, 163,602.34 and 34,194.22

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Solution

The fourth proportional to 109,068.20, 163,602.34 and 34,194.22 is: 51,291.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,068.20 : 163,602.34 = 34,194.22 : x
  2. Step 2: Convert to fraction form
    109,068.20/163,602.34 = 34,194.22/x
  3. Step 3: Cross multiply
    109,068.20x = 163,602.34 × 34,194.22
  4. Step 4: Simplify right side
    109,068.20x = 5,594,254,406.47
  5. Step 5: Solve for x
    x = 5,594,254,406.47/109,068.20
  6. Step 6: Final answer
    x = 51,291.34

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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.