Home / 107,792.46-148,765.32-59,399.40

Finding the Fourth Proportional to 107,792.46, 148,765.32 and 59,399.40

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Solution

The fourth proportional to 107,792.46, 148,765.32 and 59,399.40 is: 81,977.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,792.46 : 148,765.32 = 59,399.40 : x
  2. Step 2: Convert to fraction form
    107,792.46/148,765.32 = 59,399.40/x
  3. Step 3: Cross multiply
    107,792.46x = 148,765.32 × 59,399.40
  4. Step 4: Simplify right side
    107,792.46x = 8,836,570,748.81
  5. Step 5: Solve for x
    x = 8,836,570,748.81/107,792.46
  6. Step 6: Final answer
    x = 81,977.63

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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.