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Finding the Fourth Proportional to 173,367.30, 260,051.76 and 73,502.40

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Solution

The fourth proportional to 173,367.30, 260,051.76 and 73,502.40 is: 110,253.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,367.30 : 260,051.76 = 73,502.40 : x
  2. Step 2: Convert to fraction form
    173,367.30/260,051.76 = 73,502.40/x
  3. Step 3: Cross multiply
    173,367.30x = 260,051.76 × 73,502.40
  4. Step 4: Simplify right side
    173,367.30x = 19,114,428,484.22
  5. Step 5: Solve for x
    x = 19,114,428,484.22/173,367.30
  6. Step 6: Final answer
    x = 110,253.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.