Home / 106,907.34-147,434.66-91,795.26

Finding the Fourth Proportional to 106,907.34, 147,434.66 and 91,795.26

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Solution

The fourth proportional to 106,907.34, 147,434.66 and 91,795.26 is: 126,593.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,907.34 : 147,434.66 = 91,795.26 : x
  2. Step 2: Convert to fraction form
    106,907.34/147,434.66 = 91,795.26/x
  3. Step 3: Cross multiply
    106,907.34x = 147,434.66 × 91,795.26
  4. Step 4: Simplify right side
    106,907.34x = 13,533,802,947.71
  5. Step 5: Solve for x
    x = 13,533,802,947.71/106,907.34
  6. Step 6: Final answer
    x = 126,593.77

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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.