Home / 70,984.92-106,501.68-31,569.51

Finding the Fourth Proportional to 70,984.92, 106,501.68 and 31,569.51

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Solution

The fourth proportional to 70,984.92, 106,501.68 and 31,569.51 is: 47,365.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,984.92 : 106,501.68 = 31,569.51 : x
  2. Step 2: Convert to fraction form
    70,984.92/106,501.68 = 31,569.51/x
  3. Step 3: Cross multiply
    70,984.92x = 106,501.68 × 31,569.51
  4. Step 4: Simplify right side
    70,984.92x = 3,362,205,851.78
  5. Step 5: Solve for x
    x = 3,362,205,851.78/70,984.92
  6. Step 6: Final answer
    x = 47,365.07

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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.