Home / 124,092.45-171,242.64-67,503.83

Finding the Fourth Proportional to 124,092.45, 171,242.64 and 67,503.83

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Solution

The fourth proportional to 124,092.45, 171,242.64 and 67,503.83 is: 93,152.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,092.45 : 171,242.64 = 67,503.83 : x
  2. Step 2: Convert to fraction form
    124,092.45/171,242.64 = 67,503.83/x
  3. Step 3: Cross multiply
    124,092.45x = 171,242.64 × 67,503.83
  4. Step 4: Simplify right side
    124,092.45x = 11,559,533,203.10
  5. Step 5: Solve for x
    x = 11,559,533,203.10/124,092.45
  6. Step 6: Final answer
    x = 93,152.59

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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.