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Finding the Fourth Proportional to 22,007.72, 32,927.74 and 19,354.16

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Solution

The fourth proportional to 22,007.72, 32,927.74 and 19,354.16 is: 28,957.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,007.72 : 32,927.74 = 19,354.16 : x
  2. Step 2: Convert to fraction form
    22,007.72/32,927.74 = 19,354.16/x
  3. Step 3: Cross multiply
    22,007.72x = 32,927.74 × 19,354.16
  4. Step 4: Simplify right side
    22,007.72x = 637,288,748.40
  5. Step 5: Solve for x
    x = 637,288,748.40/22,007.72
  6. Step 6: Final answer
    x = 28,957.51

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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.