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Finding the Fourth Proportional to 173,025.70, 238,730.28 and 101,367.20

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Solution

The fourth proportional to 173,025.70, 238,730.28 and 101,367.20 is: 139,860.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,025.70 : 238,730.28 = 101,367.20 : x
  2. Step 2: Convert to fraction form
    173,025.70/238,730.28 = 101,367.20/x
  3. Step 3: Cross multiply
    173,025.70x = 238,730.28 × 101,367.20
  4. Step 4: Simplify right side
    173,025.70x = 24,199,420,038.82
  5. Step 5: Solve for x
    x = 24,199,420,038.82/173,025.70
  6. Step 6: Final answer
    x = 139,860.26

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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.