Home / 106,907.88-147,530.66-59,158.36

Finding the Fourth Proportional to 106,907.88, 147,530.66 and 59,158.36

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Solution

The fourth proportional to 106,907.88, 147,530.66 and 59,158.36 is: 81,637.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,907.88 : 147,530.66 = 59,158.36 : x
  2. Step 2: Convert to fraction form
    106,907.88/147,530.66 = 59,158.36/x
  3. Step 3: Cross multiply
    106,907.88x = 147,530.66 × 59,158.36
  4. Step 4: Simplify right side
    106,907.88x = 8,727,671,895.32
  5. Step 5: Solve for x
    x = 8,727,671,895.32/106,907.88
  6. Step 6: Final answer
    x = 81,637.31

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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.