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Finding the Fourth Proportional to 69,328.40, 95,672.88 and 37,497.36

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Solution

The fourth proportional to 69,328.40, 95,672.88 and 37,497.36 is: 51,746.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,328.40 : 95,672.88 = 37,497.36 : x
  2. Step 2: Convert to fraction form
    69,328.40/95,672.88 = 37,497.36/x
  3. Step 3: Cross multiply
    69,328.40x = 95,672.88 × 37,497.36
  4. Step 4: Simplify right side
    69,328.40x = 3,587,480,423.60
  5. Step 5: Solve for x
    x = 3,587,480,423.60/69,328.40
  6. Step 6: Final answer
    x = 51,746.19

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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.