Home / 107,520.74-148,382.43-59,126.37

Finding the Fourth Proportional to 107,520.74, 148,382.43 and 59,126.37

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Solution

The fourth proportional to 107,520.74, 148,382.43 and 59,126.37 is: 81,596.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,520.74 : 148,382.43 = 59,126.37 : x
  2. Step 2: Convert to fraction form
    107,520.74/148,382.43 = 59,126.37/x
  3. Step 3: Cross multiply
    107,520.74x = 148,382.43 × 59,126.37
  4. Step 4: Simplify right side
    107,520.74x = 8,773,314,012.11
  5. Step 5: Solve for x
    x = 8,773,314,012.11/107,520.74
  6. Step 6: Final answer
    x = 81,596.48

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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.