Home / 69,948.72-96,529.32-38,117.64

Finding the Fourth Proportional to 69,948.72, 96,529.32 and 38,117.64

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Solution

The fourth proportional to 69,948.72, 96,529.32 and 38,117.64 is: 52,602.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,948.72 : 96,529.32 = 38,117.64 : x
  2. Step 2: Convert to fraction form
    69,948.72/96,529.32 = 38,117.64/x
  3. Step 3: Cross multiply
    69,948.72x = 96,529.32 × 38,117.64
  4. Step 4: Simplify right side
    69,948.72x = 3,679,469,869.20
  5. Step 5: Solve for x
    x = 3,679,469,869.20/69,948.72
  6. Step 6: Final answer
    x = 52,602.39

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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.