Home / 114,429.39-171,601.95-39,530.31

Finding the Fourth Proportional to 114,429.39, 171,601.95 and 39,530.31

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Solution

The fourth proportional to 114,429.39, 171,601.95 and 39,530.31 is: 59,280.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,429.39 : 171,601.95 = 39,530.31 : x
  2. Step 2: Convert to fraction form
    114,429.39/171,601.95 = 39,530.31/x
  3. Step 3: Cross multiply
    114,429.39x = 171,601.95 × 39,530.31
  4. Step 4: Simplify right side
    114,429.39x = 6,783,478,280.10
  5. Step 5: Solve for x
    x = 6,783,478,280.10/114,429.39
  6. Step 6: Final answer
    x = 59,280.91

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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.