Home / 292,531.91-438,438.83-166,277.81

Finding the Fourth Proportional to 292,531.91, 438,438.83 and 166,277.81

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Solution

The fourth proportional to 292,531.91, 438,438.83 and 166,277.81 is: 249,212.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,531.91 : 438,438.83 = 166,277.81 : x
  2. Step 2: Convert to fraction form
    292,531.91/438,438.83 = 166,277.81/x
  3. Step 3: Cross multiply
    292,531.91x = 438,438.83 × 166,277.81
  4. Step 4: Simplify right side
    292,531.91x = 72,902,648,736.07
  5. Step 5: Solve for x
    x = 72,902,648,736.07/292,531.91
  6. Step 6: Final answer
    x = 249,212.64

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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.