Home / 106,833.53-147,429.41-59,085.65

Finding the Fourth Proportional to 106,833.53, 147,429.41 and 59,085.65

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Solution

The fourth proportional to 106,833.53, 147,429.41 and 59,085.65 is: 81,537.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,833.53 : 147,429.41 = 59,085.65 : x
  2. Step 2: Convert to fraction form
    106,833.53/147,429.41 = 59,085.65/x
  3. Step 3: Cross multiply
    106,833.53x = 147,429.41 × 59,085.65
  4. Step 4: Simplify right side
    106,833.53x = 8,710,962,592.11
  5. Step 5: Solve for x
    x = 8,710,962,592.11/106,833.53
  6. Step 6: Final answer
    x = 81,537.72

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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.