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Finding the Fourth Proportional to 109,058.76, 150,489.58 and 60,652.84

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Solution

The fourth proportional to 109,058.76, 150,489.58 and 60,652.84 is: 83,694.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,058.76 : 150,489.58 = 60,652.84 : x
  2. Step 2: Convert to fraction form
    109,058.76/150,489.58 = 60,652.84/x
  3. Step 3: Cross multiply
    109,058.76x = 150,489.58 × 60,652.84
  4. Step 4: Simplify right side
    109,058.76x = 9,127,620,417.41
  5. Step 5: Solve for x
    x = 9,127,620,417.41/109,058.76
  6. Step 6: Final answer
    x = 83,694.52

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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.