Home / 38,181.01-52,688.99-21,184.89

Finding the Fourth Proportional to 38,181.01, 52,688.99 and 21,184.89

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Solution

The fourth proportional to 38,181.01, 52,688.99 and 21,184.89 is: 29,234.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,181.01 : 52,688.99 = 21,184.89 : x
  2. Step 2: Convert to fraction form
    38,181.01/52,688.99 = 21,184.89/x
  3. Step 3: Cross multiply
    38,181.01x = 52,688.99 × 21,184.89
  4. Step 4: Simplify right side
    38,181.01x = 1,116,210,237.88
  5. Step 5: Solve for x
    x = 1,116,210,237.88/38,181.01
  6. Step 6: Final answer
    x = 29,234.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.