Home / 186,446.32-257,294.60-101,563.38

Finding the Fourth Proportional to 186,446.32, 257,294.60 and 101,563.38

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Solution

The fourth proportional to 186,446.32, 257,294.60 and 101,563.38 is: 140,156.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,446.32 : 257,294.60 = 101,563.38 : x
  2. Step 2: Convert to fraction form
    186,446.32/257,294.60 = 101,563.38/x
  3. Step 3: Cross multiply
    186,446.32x = 257,294.60 × 101,563.38
  4. Step 4: Simplify right side
    186,446.32x = 26,131,709,231.75
  5. Step 5: Solve for x
    x = 26,131,709,231.75/186,446.32
  6. Step 6: Final answer
    x = 140,156.75

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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.