Home / 166,350.70-249,526.05-91,441.90

Finding the Fourth Proportional to 166,350.70, 249,526.05 and 91,441.90

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Solution

The fourth proportional to 166,350.70, 249,526.05 and 91,441.90 is: 137,162.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,350.70 : 249,526.05 = 91,441.90 : x
  2. Step 2: Convert to fraction form
    166,350.70/249,526.05 = 91,441.90/x
  3. Step 3: Cross multiply
    166,350.70x = 249,526.05 × 91,441.90
  4. Step 4: Simplify right side
    166,350.70x = 22,817,136,111.50
  5. Step 5: Solve for x
    x = 22,817,136,111.50/166,350.70
  6. Step 6: Final answer
    x = 137,162.85

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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.