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Finding the Fourth Proportional to 161,107.38, 241,663.50 and 55,929.69

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Solution

The fourth proportional to 161,107.38, 241,663.50 and 55,929.69 is: 83,895.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,107.38 : 241,663.50 = 55,929.69 : x
  2. Step 2: Convert to fraction form
    161,107.38/241,663.50 = 55,929.69/x
  3. Step 3: Cross multiply
    161,107.38x = 241,663.50 × 55,929.69
  4. Step 4: Simplify right side
    161,107.38x = 13,516,164,639.32
  5. Step 5: Solve for x
    x = 13,516,164,639.32/161,107.38
  6. Step 6: Final answer
    x = 83,895.38

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1.5x scale

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.