Home / 243,520.83-336,029.64-134,610.46

Finding the Fourth Proportional to 243,520.83, 336,029.64 and 134,610.46

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Solution

The fourth proportional to 243,520.83, 336,029.64 and 134,610.46 is: 185,746.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,520.83 : 336,029.64 = 134,610.46 : x
  2. Step 2: Convert to fraction form
    243,520.83/336,029.64 = 134,610.46/x
  3. Step 3: Cross multiply
    243,520.83x = 336,029.64 × 134,610.46
  4. Step 4: Simplify right side
    243,520.83x = 45,233,103,573.96
  5. Step 5: Solve for x
    x = 45,233,103,573.96/243,520.83
  6. Step 6: Final answer
    x = 185,746.34

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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.