Home / 282,369.15-423,606.20-92,840.13

Finding the Fourth Proportional to 282,369.15, 423,606.20 and 92,840.13

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Solution

The fourth proportional to 282,369.15, 423,606.20 and 92,840.13 is: 139,277.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,369.15 : 423,606.20 = 92,840.13 : x
  2. Step 2: Convert to fraction form
    282,369.15/423,606.20 = 92,840.13/x
  3. Step 3: Cross multiply
    282,369.15x = 423,606.20 × 92,840.13
  4. Step 4: Simplify right side
    282,369.15x = 39,327,654,212.61
  5. Step 5: Solve for x
    x = 39,327,654,212.61/282,369.15
  6. Step 6: Final answer
    x = 139,277.45

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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.