Home / 166,510.65-249,897.21-61,403.43

Finding the Fourth Proportional to 166,510.65, 249,897.21 and 61,403.43

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Solution

The fourth proportional to 166,510.65, 249,897.21 and 61,403.43 is: 92,153.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,510.65 : 249,897.21 = 61,403.43 : x
  2. Step 2: Convert to fraction form
    166,510.65/249,897.21 = 61,403.43/x
  3. Step 3: Cross multiply
    166,510.65x = 249,897.21 × 61,403.43
  4. Step 4: Simplify right side
    166,510.65x = 15,344,545,841.43
  5. Step 5: Solve for x
    x = 15,344,545,841.43/166,510.65
  6. Step 6: Final answer
    x = 92,153.54

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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.