Home / 183,760.94-253,588.02-103,186.64

Finding the Fourth Proportional to 183,760.94, 253,588.02 and 103,186.64

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Solution

The fourth proportional to 183,760.94, 253,588.02 and 103,186.64 is: 142,396.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,760.94 : 253,588.02 = 103,186.64 : x
  2. Step 2: Convert to fraction form
    183,760.94/253,588.02 = 103,186.64/x
  3. Step 3: Cross multiply
    183,760.94x = 253,588.02 × 103,186.64
  4. Step 4: Simplify right side
    183,760.94x = 26,166,895,728.05
  5. Step 5: Solve for x
    x = 26,166,895,728.05/183,760.94
  6. Step 6: Final answer
    x = 142,396.40

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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.