Home / 106,754.09-147,314.34-59,004.59

Finding the Fourth Proportional to 106,754.09, 147,314.34 and 59,004.59

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Solution

The fourth proportional to 106,754.09, 147,314.34 and 59,004.59 is: 81,422.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,754.09 : 147,314.34 = 59,004.59 : x
  2. Step 2: Convert to fraction form
    106,754.09/147,314.34 = 59,004.59/x
  3. Step 3: Cross multiply
    106,754.09x = 147,314.34 × 59,004.59
  4. Step 4: Simplify right side
    106,754.09x = 8,692,221,496.25
  5. Step 5: Solve for x
    x = 8,692,221,496.25/106,754.09
  6. Step 6: Final answer
    x = 81,422.85

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1.5x scale

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.