Home / 106,513.28-146,955.84-61,792.64

Finding the Fourth Proportional to 106,513.28, 146,955.84 and 61,792.64

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Solution

The fourth proportional to 106,513.28, 146,955.84 and 61,792.64 is: 85,255.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,513.28 : 146,955.84 = 61,792.64 : x
  2. Step 2: Convert to fraction form
    106,513.28/146,955.84 = 61,792.64/x
  3. Step 3: Cross multiply
    106,513.28x = 146,955.84 × 61,792.64
  4. Step 4: Simplify right side
    106,513.28x = 9,080,789,317.02
  5. Step 5: Solve for x
    x = 9,080,789,317.02/106,513.28
  6. Step 6: Final answer
    x = 85,255.00

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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.