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Finding the Fourth Proportional to 104,683.60, 144,460.32 and 59,365.84

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Solution

The fourth proportional to 104,683.60, 144,460.32 and 59,365.84 is: 81,923.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,683.60 : 144,460.32 = 59,365.84 : x
  2. Step 2: Convert to fraction form
    104,683.60/144,460.32 = 59,365.84/x
  3. Step 3: Cross multiply
    104,683.60x = 144,460.32 × 59,365.84
  4. Step 4: Simplify right side
    104,683.60x = 8,576,008,243.47
  5. Step 5: Solve for x
    x = 8,576,008,243.47/104,683.60
  6. Step 6: Final answer
    x = 81,923.13

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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.