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Finding the Fourth Proportional to 16,356.13, 24,534.04 and 6,988.17

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Solution

The fourth proportional to 16,356.13, 24,534.04 and 6,988.17 is: 10,482.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,356.13 : 24,534.04 = 6,988.17 : x
  2. Step 2: Convert to fraction form
    16,356.13/24,534.04 = 6,988.17/x
  3. Step 3: Cross multiply
    16,356.13x = 24,534.04 × 6,988.17
  4. Step 4: Simplify right side
    16,356.13x = 171,448,129.94
  5. Step 5: Solve for x
    x = 171,448,129.94/16,356.13
  6. Step 6: Final answer
    x = 10,482.20

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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.