Home / 107,762.20-148,670.94-65,305.24

Finding the Fourth Proportional to 107,762.20, 148,670.94 and 65,305.24

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Solution

The fourth proportional to 107,762.20, 148,670.94 and 65,305.24 is: 90,096.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,762.20 : 148,670.94 = 65,305.24 : x
  2. Step 2: Convert to fraction form
    107,762.20/148,670.94 = 65,305.24/x
  3. Step 3: Cross multiply
    107,762.20x = 148,670.94 × 65,305.24
  4. Step 4: Simplify right side
    107,762.20x = 9,708,991,417.73
  5. Step 5: Solve for x
    x = 9,708,991,417.73/107,762.20
  6. Step 6: Final answer
    x = 90,096.45

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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.