Home / 183,708.10-253,497.60-103,144.49

Finding the Fourth Proportional to 183,708.10, 253,497.60 and 103,144.49

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Solution

The fourth proportional to 183,708.10, 253,497.60 and 103,144.49 is: 142,328.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,708.10 : 253,497.60 = 103,144.49 : x
  2. Step 2: Convert to fraction form
    183,708.10/253,497.60 = 103,144.49/x
  3. Step 3: Cross multiply
    183,708.10x = 253,497.60 × 103,144.49
  4. Step 4: Simplify right side
    183,708.10x = 26,146,880,351.35
  5. Step 5: Solve for x
    x = 26,146,880,351.35/183,708.10
  6. Step 6: Final answer
    x = 142,328.40

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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.