Home / 109,095.29-150,533.97-61,345.79

Finding the Fourth Proportional to 109,095.29, 150,533.97 and 61,345.79

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Solution

The fourth proportional to 109,095.29, 150,533.97 and 61,345.79 is: 84,647.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,095.29 : 150,533.97 = 61,345.79 : x
  2. Step 2: Convert to fraction form
    109,095.29/150,533.97 = 61,345.79/x
  3. Step 3: Cross multiply
    109,095.29x = 150,533.97 × 61,345.79
  4. Step 4: Simplify right side
    109,095.29x = 9,234,624,558.82
  5. Step 5: Solve for x
    x = 9,234,624,558.82/109,095.29
  6. Step 6: Final answer
    x = 84,647.33

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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.