Home / 186,566.42-278,417.02-166,635.56

Finding the Fourth Proportional to 186,566.42, 278,417.02 and 166,635.56

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Solution

The fourth proportional to 186,566.42, 278,417.02 and 166,635.56 is: 248,673.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,566.42 : 278,417.02 = 166,635.56 : x
  2. Step 2: Convert to fraction form
    186,566.42/278,417.02 = 166,635.56/x
  3. Step 3: Cross multiply
    186,566.42x = 278,417.02 × 166,635.56
  4. Step 4: Simplify right side
    186,566.42x = 46,394,176,041.23
  5. Step 5: Solve for x
    x = 46,394,176,041.23/186,566.42
  6. Step 6: Final answer
    x = 248,673.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.