Home / 106,802.52-147,374.28-59,056.80

Finding the Fourth Proportional to 106,802.52, 147,374.28 and 59,056.80

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Solution

The fourth proportional to 106,802.52, 147,374.28 and 59,056.80 is: 81,491.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,802.52 : 147,374.28 = 59,056.80 : x
  2. Step 2: Convert to fraction form
    106,802.52/147,374.28 = 59,056.80/x
  3. Step 3: Cross multiply
    106,802.52x = 147,374.28 × 59,056.80
  4. Step 4: Simplify right side
    106,802.52x = 8,703,453,379.10
  5. Step 5: Solve for x
    x = 8,703,453,379.10/106,802.52
  6. Step 6: Final answer
    x = 81,491.09

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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.