Home / 37,783.17-52,142.52-21,864.54

Finding the Fourth Proportional to 37,783.17, 52,142.52 and 21,864.54

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Solution

The fourth proportional to 37,783.17, 52,142.52 and 21,864.54 is: 30,174.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,783.17 : 52,142.52 = 21,864.54 : x
  2. Step 2: Convert to fraction form
    37,783.17/52,142.52 = 21,864.54/x
  3. Step 3: Cross multiply
    37,783.17x = 52,142.52 × 21,864.54
  4. Step 4: Simplify right side
    37,783.17x = 1,140,072,214.24
  5. Step 5: Solve for x
    x = 1,140,072,214.24/37,783.17
  6. Step 6: Final answer
    x = 30,174.08

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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.