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Finding the Fourth Proportional to 116,000.84, 160,094.04 and 65,021.96

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Solution

The fourth proportional to 116,000.84, 160,094.04 and 65,021.96 is: 89,737.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,000.84 : 160,094.04 = 65,021.96 : x
  2. Step 2: Convert to fraction form
    116,000.84/160,094.04 = 65,021.96/x
  3. Step 3: Cross multiply
    116,000.84x = 160,094.04 × 65,021.96
  4. Step 4: Simplify right side
    116,000.84x = 10,409,628,265.12
  5. Step 5: Solve for x
    x = 10,409,628,265.12/116,000.84
  6. Step 6: Final answer
    x = 89,737.52

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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.