Home / 166,259.79-249,489.05-61,089.39

Finding the Fourth Proportional to 166,259.79, 249,489.05 and 61,089.39

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Solution

The fourth proportional to 166,259.79, 249,489.05 and 61,089.39 is: 91,670.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,259.79 : 249,489.05 = 61,089.39 : x
  2. Step 2: Convert to fraction form
    166,259.79/249,489.05 = 61,089.39/x
  3. Step 3: Cross multiply
    166,259.79x = 249,489.05 × 61,089.39
  4. Step 4: Simplify right side
    166,259.79x = 15,241,133,570.73
  5. Step 5: Solve for x
    x = 15,241,133,570.73/166,259.79
  6. Step 6: Final answer
    x = 91,670.59

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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.