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Finding the Fourth Proportional to 104,693.89, 144,503.23 and 59,398.39

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Solution

The fourth proportional to 104,693.89, 144,503.23 and 59,398.39 is: 81,984.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,693.89 : 144,503.23 = 59,398.39 : x
  2. Step 2: Convert to fraction form
    104,693.89/144,503.23 = 59,398.39/x
  3. Step 3: Cross multiply
    104,693.89x = 144,503.23 × 59,398.39
  4. Step 4: Simplify right side
    104,693.89x = 8,583,258,192.29
  5. Step 5: Solve for x
    x = 8,583,258,192.29/104,693.89
  6. Step 6: Final answer
    x = 81,984.33

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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.