Home / 147,467.10-221,200.65-36,659.10

Finding the Fourth Proportional to 147,467.10, 221,200.65 and 36,659.10

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Solution

The fourth proportional to 147,467.10, 221,200.65 and 36,659.10 is: 54,988.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,467.10 : 221,200.65 = 36,659.10 : x
  2. Step 2: Convert to fraction form
    147,467.10/221,200.65 = 36,659.10/x
  3. Step 3: Cross multiply
    147,467.10x = 221,200.65 × 36,659.10
  4. Step 4: Simplify right side
    147,467.10x = 8,109,016,748.42
  5. Step 5: Solve for x
    x = 8,109,016,748.42/147,467.10
  6. Step 6: Final answer
    x = 54,988.65

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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.