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Finding the Fourth Proportional to 69,643.01, 96,106.36 and 37,813.13

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Solution

The fourth proportional to 69,643.01, 96,106.36 and 37,813.13 is: 52,181.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,643.01 : 96,106.36 = 37,813.13 : x
  2. Step 2: Convert to fraction form
    69,643.01/96,106.36 = 37,813.13/x
  3. Step 3: Cross multiply
    69,643.01x = 96,106.36 × 37,813.13
  4. Step 4: Simplify right side
    69,643.01x = 3,634,082,284.51
  5. Step 5: Solve for x
    x = 3,634,082,284.51/69,643.01
  6. Step 6: Final answer
    x = 52,181.58

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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.