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Finding the Fourth Proportional to 158,696.30, 238,044.45 and 69,904.10

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Solution

The fourth proportional to 158,696.30, 238,044.45 and 69,904.10 is: 104,856.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,696.30 : 238,044.45 = 69,904.10 : x
  2. Step 2: Convert to fraction form
    158,696.30/238,044.45 = 69,904.10/x
  3. Step 3: Cross multiply
    158,696.30x = 238,044.45 × 69,904.10
  4. Step 4: Simplify right side
    158,696.30x = 16,640,283,037.25
  5. Step 5: Solve for x
    x = 16,640,283,037.25/158,696.30
  6. Step 6: Final answer
    x = 104,856.15

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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.