Home / 262,421.07-362,175.80-147,721.92

Finding the Fourth Proportional to 262,421.07, 362,175.80 and 147,721.92

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Solution

The fourth proportional to 262,421.07, 362,175.80 and 147,721.92 is: 203,875.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,421.07 : 362,175.80 = 147,721.92 : x
  2. Step 2: Convert to fraction form
    262,421.07/362,175.80 = 147,721.92/x
  3. Step 3: Cross multiply
    262,421.07x = 362,175.80 × 147,721.92
  4. Step 4: Simplify right side
    262,421.07x = 53,501,303,814.93
  5. Step 5: Solve for x
    x = 53,501,303,814.93/262,421.07
  6. Step 6: Final answer
    x = 203,875.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.