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Finding the Fourth Proportional to 173,800.50, 239,844.69 and 94,312.50

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Solution

The fourth proportional to 173,800.50, 239,844.69 and 94,312.50 is: 130,151.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,800.50 : 239,844.69 = 94,312.50 : x
  2. Step 2: Convert to fraction form
    173,800.50/239,844.69 = 94,312.50/x
  3. Step 3: Cross multiply
    173,800.50x = 239,844.69 × 94,312.50
  4. Step 4: Simplify right side
    173,800.50x = 22,620,352,325.63
  5. Step 5: Solve for x
    x = 22,620,352,325.63/173,800.50
  6. Step 6: Final answer
    x = 130,151.25

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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.