Home / 166,036.98-249,054.66-77,241.54

Finding the Fourth Proportional to 166,036.98, 249,054.66 and 77,241.54

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Solution

The fourth proportional to 166,036.98, 249,054.66 and 77,241.54 is: 115,861.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,036.98 : 249,054.66 = 77,241.54 : x
  2. Step 2: Convert to fraction form
    166,036.98/249,054.66 = 77,241.54/x
  3. Step 3: Cross multiply
    166,036.98x = 249,054.66 × 77,241.54
  4. Step 4: Simplify right side
    166,036.98x = 19,237,365,482.58
  5. Step 5: Solve for x
    x = 19,237,365,482.58/166,036.98
  6. Step 6: Final answer
    x = 115,861.93

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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.