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Finding the Fourth Proportional to 119,341.53, 164,650.99 and 67,653.08

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Solution

The fourth proportional to 119,341.53, 164,650.99 and 67,653.08 is: 93,338.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,341.53 : 164,650.99 = 67,653.08 : x
  2. Step 2: Convert to fraction form
    119,341.53/164,650.99 = 67,653.08/x
  3. Step 3: Cross multiply
    119,341.53x = 164,650.99 × 67,653.08
  4. Step 4: Simplify right side
    119,341.53x = 11,139,146,428.11
  5. Step 5: Solve for x
    x = 11,139,146,428.11/119,341.53
  6. Step 6: Final answer
    x = 93,338.40

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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.