Home / 186,157.76-257,159.34-166,008.20

Finding the Fourth Proportional to 186,157.76, 257,159.34 and 166,008.20

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Solution

The fourth proportional to 186,157.76, 257,159.34 and 166,008.20 is: 229,324.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,157.76 : 257,159.34 = 166,008.20 : x
  2. Step 2: Convert to fraction form
    186,157.76/257,159.34 = 166,008.20/x
  3. Step 3: Cross multiply
    186,157.76x = 257,159.34 × 166,008.20
  4. Step 4: Simplify right side
    186,157.76x = 42,690,557,860.79
  5. Step 5: Solve for x
    x = 42,690,557,860.79/186,157.76
  6. Step 6: Final answer
    x = 229,324.63

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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.