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Finding the Fourth Proportional to 69,804.83, 96,328.64 and 39,592.94

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Solution

The fourth proportional to 69,804.83, 96,328.64 and 39,592.94 is: 54,637.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,804.83 : 96,328.64 = 39,592.94 : x
  2. Step 2: Convert to fraction form
    69,804.83/96,328.64 = 39,592.94/x
  3. Step 3: Cross multiply
    69,804.83x = 96,328.64 × 39,592.94
  4. Step 4: Simplify right side
    69,804.83x = 3,813,933,681.14
  5. Step 5: Solve for x
    x = 3,813,933,681.14/69,804.83
  6. Step 6: Final answer
    x = 54,637.10

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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.