Home / 105,335.20-158,002.44-35,214.40

Finding the Fourth Proportional to 105,335.20, 158,002.44 and 35,214.40

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Solution

The fourth proportional to 105,335.20, 158,002.44 and 35,214.40 is: 52,821.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,335.20 : 158,002.44 = 35,214.40 : x
  2. Step 2: Convert to fraction form
    105,335.20/158,002.44 = 35,214.40/x
  3. Step 3: Cross multiply
    105,335.20x = 158,002.44 × 35,214.40
  4. Step 4: Simplify right side
    105,335.20x = 5,563,961,123.14
  5. Step 5: Solve for x
    x = 5,563,961,123.14/105,335.20
  6. Step 6: Final answer
    x = 52,821.48

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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.