Home / 183,850.21-253,685.65-103,262.30

Finding the Fourth Proportional to 183,850.21, 253,685.65 and 103,262.30

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Solution

The fourth proportional to 183,850.21, 253,685.65 and 103,262.30 is: 142,486.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,850.21 : 253,685.65 = 103,262.30 : x
  2. Step 2: Convert to fraction form
    183,850.21/253,685.65 = 103,262.30/x
  3. Step 3: Cross multiply
    183,850.21x = 253,685.65 × 103,262.30
  4. Step 4: Simplify right side
    183,850.21x = 26,196,162,685.72
  5. Step 5: Solve for x
    x = 26,196,162,685.72/183,850.21
  6. Step 6: Final answer
    x = 142,486.45

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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.