Home / 106,646.30-147,171.00-58,898.63

Finding the Fourth Proportional to 106,646.30, 147,171.00 and 58,898.63

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Solution

The fourth proportional to 106,646.30, 147,171.00 and 58,898.63 is: 81,279.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,646.30 : 147,171.00 = 58,898.63 : x
  2. Step 2: Convert to fraction form
    106,646.30/147,171.00 = 58,898.63/x
  3. Step 3: Cross multiply
    106,646.30x = 147,171.00 × 58,898.63
  4. Step 4: Simplify right side
    106,646.30x = 8,668,169,263.79
  5. Step 5: Solve for x
    x = 8,668,169,263.79/106,646.30
  6. Step 6: Final answer
    x = 81,279.60

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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.