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Finding the Fourth Proportional to 69,699.84, 96,184.80 and 37,868.64

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Solution

The fourth proportional to 69,699.84, 96,184.80 and 37,868.64 is: 52,258.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,699.84 : 96,184.80 = 37,868.64 : x
  2. Step 2: Convert to fraction form
    69,699.84/96,184.80 = 37,868.64/x
  3. Step 3: Cross multiply
    69,699.84x = 96,184.80 × 37,868.64
  4. Step 4: Simplify right side
    69,699.84x = 3,642,387,564.67
  5. Step 5: Solve for x
    x = 3,642,387,564.67/69,699.84
  6. Step 6: Final answer
    x = 52,258.19

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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.