Home / 71,024.10-106,552.53-21,103.08

Finding the Fourth Proportional to 71,024.10, 106,552.53 and 21,103.08

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Solution

The fourth proportional to 71,024.10, 106,552.53 and 21,103.08 is: 31,659.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,024.10 : 106,552.53 = 21,103.08 : x
  2. Step 2: Convert to fraction form
    71,024.10/106,552.53 = 21,103.08/x
  3. Step 3: Cross multiply
    71,024.10x = 106,552.53 × 21,103.08
  4. Step 4: Simplify right side
    71,024.10x = 2,248,586,564.79
  5. Step 5: Solve for x
    x = 2,248,586,564.79/71,024.10
  6. Step 6: Final answer
    x = 31,659.49

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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.