Home / 144,365.31-216,558.90-39,192.48

Finding the Fourth Proportional to 144,365.31, 216,558.90 and 39,192.48

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Solution

The fourth proportional to 144,365.31, 216,558.90 and 39,192.48 is: 58,791.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,365.31 : 216,558.90 = 39,192.48 : x
  2. Step 2: Convert to fraction form
    144,365.31/216,558.90 = 39,192.48/x
  3. Step 3: Cross multiply
    144,365.31x = 216,558.90 × 39,192.48
  4. Step 4: Simplify right side
    144,365.31x = 8,487,480,357.07
  5. Step 5: Solve for x
    x = 8,487,480,357.07/144,365.31
  6. Step 6: Final answer
    x = 58,791.69

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1.5x scale

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.