Home / 124,230.69-171,453.78-70,533.09

Finding the Fourth Proportional to 124,230.69, 171,453.78 and 70,533.09

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Solution

The fourth proportional to 124,230.69, 171,453.78 and 70,533.09 is: 97,344.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,230.69 : 171,453.78 = 70,533.09 : x
  2. Step 2: Convert to fraction form
    124,230.69/171,453.78 = 70,533.09/x
  3. Step 3: Cross multiply
    124,230.69x = 171,453.78 × 70,533.09
  4. Step 4: Simplify right side
    124,230.69x = 12,093,164,895.58
  5. Step 5: Solve for x
    x = 12,093,164,895.58/124,230.69
  6. Step 6: Final answer
    x = 97,344.42

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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.