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Finding the Fourth Proportional to 16,602.49, 22,900.04 and 9,882.93

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Solution

The fourth proportional to 16,602.49, 22,900.04 and 9,882.93 is: 13,631.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,602.49 : 22,900.04 = 9,882.93 : x
  2. Step 2: Convert to fraction form
    16,602.49/22,900.04 = 9,882.93/x
  3. Step 3: Cross multiply
    16,602.49x = 22,900.04 × 9,882.93
  4. Step 4: Simplify right side
    16,602.49x = 226,319,492.32
  5. Step 5: Solve for x
    x = 226,319,492.32/16,602.49
  6. Step 6: Final answer
    x = 13,631.66

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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.