Home / 166,412.90-249,619.35-164,663.30

Finding the Fourth Proportional to 166,412.90, 249,619.35 and 164,663.30

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Solution

The fourth proportional to 166,412.90, 249,619.35 and 164,663.30 is: 246,994.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,412.90 : 249,619.35 = 164,663.30 : x
  2. Step 2: Convert to fraction form
    166,412.90/249,619.35 = 164,663.30/x
  3. Step 3: Cross multiply
    166,412.90x = 249,619.35 × 164,663.30
  4. Step 4: Simplify right side
    166,412.90x = 41,103,145,914.86
  5. Step 5: Solve for x
    x = 41,103,145,914.86/166,412.90
  6. Step 6: Final answer
    x = 246,994.95

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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.