Home / 138,027.17-206,708.45-93,518.98

Finding the Fourth Proportional to 138,027.17, 206,708.45 and 93,518.98

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Solution

The fourth proportional to 138,027.17, 206,708.45 and 93,518.98 is: 140,053.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,027.17 : 206,708.45 = 93,518.98 : x
  2. Step 2: Convert to fraction form
    138,027.17/206,708.45 = 93,518.98/x
  3. Step 3: Cross multiply
    138,027.17x = 206,708.45 × 93,518.98
  4. Step 4: Simplify right side
    138,027.17x = 19,331,162,417.02
  5. Step 5: Solve for x
    x = 19,331,162,417.02/138,027.17
  6. Step 6: Final answer
    x = 140,053.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.