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Finding the Fourth Proportional to 84,696.56, 116,880.94 and 52,424.76

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Solution

The fourth proportional to 84,696.56, 116,880.94 and 52,424.76 is: 72,345.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,696.56 : 116,880.94 = 52,424.76 : x
  2. Step 2: Convert to fraction form
    84,696.56/116,880.94 = 52,424.76/x
  3. Step 3: Cross multiply
    84,696.56x = 116,880.94 × 52,424.76
  4. Step 4: Simplify right side
    84,696.56x = 6,127,455,020.67
  5. Step 5: Solve for x
    x = 6,127,455,020.67/84,696.56
  6. Step 6: Final answer
    x = 72,345.97

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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.