Home / 106,551.23-147,036.39-58,803.95

Finding the Fourth Proportional to 106,551.23, 147,036.39 and 58,803.95

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Solution

The fourth proportional to 106,551.23, 147,036.39 and 58,803.95 is: 81,147.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,551.23 : 147,036.39 = 58,803.95 : x
  2. Step 2: Convert to fraction form
    106,551.23/147,036.39 = 58,803.95/x
  3. Step 3: Cross multiply
    106,551.23x = 147,036.39 × 58,803.95
  4. Step 4: Simplify right side
    106,551.23x = 8,646,320,525.74
  5. Step 5: Solve for x
    x = 8,646,320,525.74/106,551.23
  6. Step 6: Final answer
    x = 81,147.08

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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.