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Finding the Fourth Proportional to 69,617.01, 96,068.90 and 37,785.23

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Solution

The fourth proportional to 69,617.01, 96,068.90 and 37,785.23 is: 52,142.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,617.01 : 96,068.90 = 37,785.23 : x
  2. Step 2: Convert to fraction form
    69,617.01/96,068.90 = 37,785.23/x
  3. Step 3: Cross multiply
    69,617.01x = 96,068.90 × 37,785.23
  4. Step 4: Simplify right side
    69,617.01x = 3,629,985,482.35
  5. Step 5: Solve for x
    x = 3,629,985,482.35/69,617.01
  6. Step 6: Final answer
    x = 52,142.22

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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.