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Finding the Fourth Proportional to 15,000.84, 22,484.12 and 9,381.06

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Solution

The fourth proportional to 15,000.84, 22,484.12 and 9,381.06 is: 14,060.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,000.84 : 22,484.12 = 9,381.06 : x
  2. Step 2: Convert to fraction form
    15,000.84/22,484.12 = 9,381.06/x
  3. Step 3: Cross multiply
    15,000.84x = 22,484.12 × 9,381.06
  4. Step 4: Simplify right side
    15,000.84x = 210,924,831.86
  5. Step 5: Solve for x
    x = 210,924,831.86/15,000.84
  6. Step 6: Final answer
    x = 14,060.87

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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.