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Finding the Fourth Proportional to 186,907.37, 257,932.10 and 102,024.43

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Solution

The fourth proportional to 186,907.37, 257,932.10 and 102,024.43 is: 140,793.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,907.37 : 257,932.10 = 102,024.43 : x
  2. Step 2: Convert to fraction form
    186,907.37/257,932.10 = 102,024.43/x
  3. Step 3: Cross multiply
    186,907.37x = 257,932.10 × 102,024.43
  4. Step 4: Simplify right side
    186,907.37x = 26,315,374,326.25
  5. Step 5: Solve for x
    x = 26,315,374,326.25/186,907.37
  6. Step 6: Final answer
    x = 140,793.67

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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.