Home / 186,214.38-278,782.97-166,985.18

Finding the Fourth Proportional to 186,214.38, 278,782.97 and 166,985.18

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Solution

The fourth proportional to 186,214.38, 278,782.97 and 166,985.18 is: 249,994.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,214.38 : 278,782.97 = 166,985.18 : x
  2. Step 2: Convert to fraction form
    186,214.38/278,782.97 = 166,985.18/x
  3. Step 3: Cross multiply
    186,214.38x = 278,782.97 × 166,985.18
  4. Step 4: Simplify right side
    186,214.38x = 46,552,622,197.54
  5. Step 5: Solve for x
    x = 46,552,622,197.54/186,214.38
  6. Step 6: Final answer
    x = 249,994.78

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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.