Home / 186,825.34-257,825.19-101,947.06

Finding the Fourth Proportional to 186,825.34, 257,825.19 and 101,947.06

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Solution

The fourth proportional to 186,825.34, 257,825.19 and 101,947.06 is: 140,690.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,825.34 : 257,825.19 = 101,947.06 : x
  2. Step 2: Convert to fraction form
    186,825.34/257,825.19 = 101,947.06/x
  3. Step 3: Cross multiply
    186,825.34x = 257,825.19 × 101,947.06
  4. Step 4: Simplify right side
    186,825.34x = 26,284,520,114.44
  5. Step 5: Solve for x
    x = 26,284,520,114.44/186,825.34
  6. Step 6: Final answer
    x = 140,690.34

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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.