Home / 105,840.37-146,034.57-59,900.60

Finding the Fourth Proportional to 105,840.37, 146,034.57 and 59,900.60

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Solution

The fourth proportional to 105,840.37, 146,034.57 and 59,900.60 is: 82,648.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,840.37 : 146,034.57 = 59,900.60 : x
  2. Step 2: Convert to fraction form
    105,840.37/146,034.57 = 59,900.60/x
  3. Step 3: Cross multiply
    105,840.37x = 146,034.57 × 59,900.60
  4. Step 4: Simplify right side
    105,840.37x = 8,747,558,363.74
  5. Step 5: Solve for x
    x = 8,747,558,363.74/105,840.37
  6. Step 6: Final answer
    x = 82,648.60

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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.