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Finding the Fourth Proportional to 104,968.51, 144,851.07 and 59,640.20

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Solution

The fourth proportional to 104,968.51, 144,851.07 and 59,640.20 is: 82,300.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,968.51 : 144,851.07 = 59,640.20 : x
  2. Step 2: Convert to fraction form
    104,968.51/144,851.07 = 59,640.20/x
  3. Step 3: Cross multiply
    104,968.51x = 144,851.07 × 59,640.20
  4. Step 4: Simplify right side
    104,968.51x = 8,638,946,785.01
  5. Step 5: Solve for x
    x = 8,638,946,785.01/104,968.51
  6. Step 6: Final answer
    x = 82,300.37

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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.