Home / 165,000.08-247,430.32-70,226.44

Finding the Fourth Proportional to 165,000.08, 247,430.32 and 70,226.44

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Solution

The fourth proportional to 165,000.08, 247,430.32 and 70,226.44 is: 105,309.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,000.08 : 247,430.32 = 70,226.44 : x
  2. Step 2: Convert to fraction form
    165,000.08/247,430.32 = 70,226.44/x
  3. Step 3: Cross multiply
    165,000.08x = 247,430.32 × 70,226.44
  4. Step 4: Simplify right side
    165,000.08x = 17,376,150,521.66
  5. Step 5: Solve for x
    x = 17,376,150,521.66/165,000.08
  6. Step 6: Final answer
    x = 105,309.95

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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.