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Finding the Fourth Proportional to 173,803.25, 239,848.49 and 94,315.25

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Solution

The fourth proportional to 173,803.25, 239,848.49 and 94,315.25 is: 130,155.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,803.25 : 239,848.49 = 94,315.25 : x
  2. Step 2: Convert to fraction form
    173,803.25/239,848.49 = 94,315.25/x
  3. Step 3: Cross multiply
    173,803.25x = 239,848.49 × 94,315.25
  4. Step 4: Simplify right side
    173,803.25x = 22,621,369,824.90
  5. Step 5: Solve for x
    x = 22,621,369,824.90/173,803.25
  6. Step 6: Final answer
    x = 130,155.05

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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.