Home / 106,947.81-147,587.42-58,554.14

Finding the Fourth Proportional to 106,947.81, 147,587.42 and 58,554.14

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Solution

The fourth proportional to 106,947.81, 147,587.42 and 58,554.14 is: 80,804.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,947.81 : 147,587.42 = 58,554.14 : x
  2. Step 2: Convert to fraction form
    106,947.81/147,587.42 = 58,554.14/x
  3. Step 3: Cross multiply
    106,947.81x = 147,587.42 × 58,554.14
  4. Step 4: Simplify right side
    106,947.81x = 8,641,853,861.37
  5. Step 5: Solve for x
    x = 8,641,853,861.37/106,947.81
  6. Step 6: Final answer
    x = 80,804.40

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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.