Home / 106,975.64-147,628.65-58,579.62

Finding the Fourth Proportional to 106,975.64, 147,628.65 and 58,579.62

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Solution

The fourth proportional to 106,975.64, 147,628.65 and 58,579.62 is: 80,841.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,975.64 : 147,628.65 = 58,579.62 : x
  2. Step 2: Convert to fraction form
    106,975.64/147,628.65 = 58,579.62/x
  3. Step 3: Cross multiply
    106,975.64x = 147,628.65 × 58,579.62
  4. Step 4: Simplify right side
    106,975.64x = 8,648,030,218.11
  5. Step 5: Solve for x
    x = 8,648,030,218.11/106,975.64
  6. Step 6: Final answer
    x = 80,841.12

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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.