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Finding the Fourth Proportional to 126,616.84, 174,726.34 and 70,029.16

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Solution

The fourth proportional to 126,616.84, 174,726.34 and 70,029.16 is: 96,637.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,616.84 : 174,726.34 = 70,029.16 : x
  2. Step 2: Convert to fraction form
    126,616.84/174,726.34 = 70,029.16/x
  3. Step 3: Cross multiply
    126,616.84x = 174,726.34 × 70,029.16
  4. Step 4: Simplify right side
    126,616.84x = 12,235,938,820.07
  5. Step 5: Solve for x
    x = 12,235,938,820.07/126,616.84
  6. Step 6: Final answer
    x = 96,637.53

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.