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Finding the Fourth Proportional to 179,994.84, 248,371.58 and 99,417.56

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Solution

The fourth proportional to 179,994.84, 248,371.58 and 99,417.56 is: 137,184.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,994.84 : 248,371.58 = 99,417.56 : x
  2. Step 2: Convert to fraction form
    179,994.84/248,371.58 = 99,417.56/x
  3. Step 3: Cross multiply
    179,994.84x = 248,371.58 × 99,417.56
  4. Step 4: Simplify right side
    179,994.84x = 24,692,494,718.00
  5. Step 5: Solve for x
    x = 24,692,494,718.00/179,994.84
  6. Step 6: Final answer
    x = 137,184.46

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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.