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Finding the Fourth Proportional to 104,802.94, 144,664.50 and 62,360.56

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Solution

The fourth proportional to 104,802.94, 144,664.50 and 62,360.56 is: 86,079.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,802.94 : 144,664.50 = 62,360.56 : x
  2. Step 2: Convert to fraction form
    104,802.94/144,664.50 = 62,360.56/x
  3. Step 3: Cross multiply
    104,802.94x = 144,664.50 × 62,360.56
  4. Step 4: Simplify right side
    104,802.94x = 9,021,359,232.12
  5. Step 5: Solve for x
    x = 9,021,359,232.12/104,802.94
  6. Step 6: Final answer
    x = 86,079.26

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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.