Home / 186,889.34-257,907.17-102,006.41

Finding the Fourth Proportional to 186,889.34, 257,907.17 and 102,006.41

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Solution

The fourth proportional to 186,889.34, 257,907.17 and 102,006.41 is: 140,768.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,889.34 : 257,907.17 = 102,006.41 : x
  2. Step 2: Convert to fraction form
    186,889.34/257,907.17 = 102,006.41/x
  3. Step 3: Cross multiply
    186,889.34x = 257,907.17 × 102,006.41
  4. Step 4: Simplify right side
    186,889.34x = 26,308,183,490.44
  5. Step 5: Solve for x
    x = 26,308,183,490.44/186,889.34
  6. Step 6: Final answer
    x = 140,768.77

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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.