Home / 122,472.36-183,715.38-38,244.15

Finding the Fourth Proportional to 122,472.36, 183,715.38 and 38,244.15

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Solution

The fourth proportional to 122,472.36, 183,715.38 and 38,244.15 is: 57,368.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,472.36 : 183,715.38 = 38,244.15 : x
  2. Step 2: Convert to fraction form
    122,472.36/183,715.38 = 38,244.15/x
  3. Step 3: Cross multiply
    122,472.36x = 183,715.38 × 38,244.15
  4. Step 4: Simplify right side
    122,472.36x = 7,026,038,550.03
  5. Step 5: Solve for x
    x = 7,026,038,550.03/122,472.36
  6. Step 6: Final answer
    x = 57,368.36

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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.