Home / 180,341.66-248,890.20-103,863.48

Finding the Fourth Proportional to 180,341.66, 248,890.20 and 103,863.48

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Solution

The fourth proportional to 180,341.66, 248,890.20 and 103,863.48 is: 143,342.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,341.66 : 248,890.20 = 103,863.48 : x
  2. Step 2: Convert to fraction form
    180,341.66/248,890.20 = 103,863.48/x
  3. Step 3: Cross multiply
    180,341.66x = 248,890.20 × 103,863.48
  4. Step 4: Simplify right side
    180,341.66x = 25,850,602,309.90
  5. Step 5: Solve for x
    x = 25,850,602,309.90/180,341.66
  6. Step 6: Final answer
    x = 143,342.38

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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.