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Finding the Fourth Proportional to 97,013.96, 133,914.66 and 61,227.32

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Solution

The fourth proportional to 97,013.96, 133,914.66 and 61,227.32 is: 84,516.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,013.96 : 133,914.66 = 61,227.32 : x
  2. Step 2: Convert to fraction form
    97,013.96/133,914.66 = 61,227.32/x
  3. Step 3: Cross multiply
    97,013.96x = 133,914.66 × 61,227.32
  4. Step 4: Simplify right side
    97,013.96x = 8,199,235,740.51
  5. Step 5: Solve for x
    x = 8,199,235,740.51/97,013.96
  6. Step 6: Final answer
    x = 84,516.04

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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.