Home / 107,079.90-160,619.85-67,508.70

Finding the Fourth Proportional to 107,079.90, 160,619.85 and 67,508.70

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Solution

The fourth proportional to 107,079.90, 160,619.85 and 67,508.70 is: 101,263.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,079.90 : 160,619.85 = 67,508.70 : x
  2. Step 2: Convert to fraction form
    107,079.90/160,619.85 = 67,508.70/x
  3. Step 3: Cross multiply
    107,079.90x = 160,619.85 × 67,508.70
  4. Step 4: Simplify right side
    107,079.90x = 10,843,237,267.70
  5. Step 5: Solve for x
    x = 10,843,237,267.70/107,079.90
  6. Step 6: Final answer
    x = 101,263.05

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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.