Home / 166,521.60-249,053.40-148,879.80

Finding the Fourth Proportional to 166,521.60, 249,053.40 and 148,879.80

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Solution

The fourth proportional to 166,521.60, 249,053.40 and 148,879.80 is: 222,667.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,521.60 : 249,053.40 = 148,879.80 : x
  2. Step 2: Convert to fraction form
    166,521.60/249,053.40 = 148,879.80/x
  3. Step 3: Cross multiply
    166,521.60x = 249,053.40 × 148,879.80
  4. Step 4: Simplify right side
    166,521.60x = 37,079,020,381.32
  5. Step 5: Solve for x
    x = 37,079,020,381.32/166,521.60
  6. Step 6: Final answer
    x = 222,667.93

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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.