Home / 109,817.16-164,612.61-43,230.30

Finding the Fourth Proportional to 109,817.16, 164,612.61 and 43,230.30

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Solution

The fourth proportional to 109,817.16, 164,612.61 and 43,230.30 is: 64,800.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,817.16 : 164,612.61 = 43,230.30 : x
  2. Step 2: Convert to fraction form
    109,817.16/164,612.61 = 43,230.30/x
  3. Step 3: Cross multiply
    109,817.16x = 164,612.61 × 43,230.30
  4. Step 4: Simplify right side
    109,817.16x = 7,116,252,514.08
  5. Step 5: Solve for x
    x = 7,116,252,514.08/109,817.16
  6. Step 6: Final answer
    x = 64,800.92

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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.