Home / 166,389.90-249,609.42-61,201.14

Finding the Fourth Proportional to 166,389.90, 249,609.42 and 61,201.14

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Solution

The fourth proportional to 166,389.90, 249,609.42 and 61,201.14 is: 91,810.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,389.90 : 249,609.42 = 61,201.14 : x
  2. Step 2: Convert to fraction form
    166,389.90/249,609.42 = 61,201.14/x
  3. Step 3: Cross multiply
    166,389.90x = 249,609.42 × 61,201.14
  4. Step 4: Simplify right side
    166,389.90x = 15,276,381,058.74
  5. Step 5: Solve for x
    x = 15,276,381,058.74/166,389.90
  6. Step 6: Final answer
    x = 91,810.75

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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.