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Finding the Fourth Proportional to 173,129.22, 238,924.53 and 100,526.67

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Solution

The fourth proportional to 173,129.22, 238,924.53 and 100,526.67 is: 138,730.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,129.22 : 238,924.53 = 100,526.67 : x
  2. Step 2: Convert to fraction form
    173,129.22/238,924.53 = 100,526.67/x
  3. Step 3: Cross multiply
    173,129.22x = 238,924.53 × 100,526.67
  4. Step 4: Simplify right side
    173,129.22x = 24,018,287,382.22
  5. Step 5: Solve for x
    x = 24,018,287,382.22/173,129.22
  6. Step 6: Final answer
    x = 138,730.41

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.