Home / 166,551.90-249,741.45-61,316.70

Finding the Fourth Proportional to 166,551.90, 249,741.45 and 61,316.70

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Solution

The fourth proportional to 166,551.90, 249,741.45 and 61,316.70 is: 91,943.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,551.90 : 249,741.45 = 61,316.70 : x
  2. Step 2: Convert to fraction form
    166,551.90/249,741.45 = 61,316.70/x
  3. Step 3: Cross multiply
    166,551.90x = 249,741.45 × 61,316.70
  4. Step 4: Simplify right side
    166,551.90x = 15,313,321,567.22
  5. Step 5: Solve for x
    x = 15,313,321,567.22/166,551.90
  6. Step 6: Final answer
    x = 91,943.24

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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.