Home / 107,009.20-147,668.61-58,610.35

Finding the Fourth Proportional to 107,009.20, 147,668.61 and 58,610.35

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Solution

The fourth proportional to 107,009.20, 147,668.61 and 58,610.35 is: 80,880.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,009.20 : 147,668.61 = 58,610.35 : x
  2. Step 2: Convert to fraction form
    107,009.20/147,668.61 = 58,610.35/x
  3. Step 3: Cross multiply
    107,009.20x = 147,668.61 × 58,610.35
  4. Step 4: Simplify right side
    107,009.20x = 8,654,908,916.11
  5. Step 5: Solve for x
    x = 8,654,908,916.11/107,009.20
  6. Step 6: Final answer
    x = 80,880.05

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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.