Home / 106,783.29-147,355.11-59,033.54

Finding the Fourth Proportional to 106,783.29, 147,355.11 and 59,033.54

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Solution

The fourth proportional to 106,783.29, 147,355.11 and 59,033.54 is: 81,463.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,783.29 : 147,355.11 = 59,033.54 : x
  2. Step 2: Convert to fraction form
    106,783.29/147,355.11 = 59,033.54/x
  3. Step 3: Cross multiply
    106,783.29x = 147,355.11 × 59,033.54
  4. Step 4: Simplify right side
    106,783.29x = 8,698,894,148.78
  5. Step 5: Solve for x
    x = 8,698,894,148.78/106,783.29
  6. Step 6: Final answer
    x = 81,463.07

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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.