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Finding the Fourth Proportional to 69,925.80, 96,497.79 and 38,094.93

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Solution

The fourth proportional to 69,925.80, 96,497.79 and 38,094.93 is: 52,571.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,925.80 : 96,497.79 = 38,094.93 : x
  2. Step 2: Convert to fraction form
    69,925.80/96,497.79 = 38,094.93/x
  3. Step 3: Cross multiply
    69,925.80x = 96,497.79 × 38,094.93
  4. Step 4: Simplify right side
    69,925.80x = 3,676,076,555.20
  5. Step 5: Solve for x
    x = 3,676,076,555.20/69,925.80
  6. Step 6: Final answer
    x = 52,571.10

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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.