Home / 166,459.30-249,751.86-99,945.68

Finding the Fourth Proportional to 166,459.30, 249,751.86 and 99,945.68

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Solution

The fourth proportional to 166,459.30, 249,751.86 and 99,945.68 is: 149,956.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,459.30 : 249,751.86 = 99,945.68 : x
  2. Step 2: Convert to fraction form
    166,459.30/249,751.86 = 99,945.68/x
  3. Step 3: Cross multiply
    166,459.30x = 249,751.86 × 99,945.68
  4. Step 4: Simplify right side
    166,459.30x = 24,961,619,478.96
  5. Step 5: Solve for x
    x = 24,961,619,478.96/166,459.30
  6. Step 6: Final answer
    x = 149,956.29

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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.