Home / 183,117.40-274,676.10-112,258.60

Finding the Fourth Proportional to 183,117.40, 274,676.10 and 112,258.60

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Solution

The fourth proportional to 183,117.40, 274,676.10 and 112,258.60 is: 168,387.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,117.40 : 274,676.10 = 112,258.60 : x
  2. Step 2: Convert to fraction form
    183,117.40/274,676.10 = 112,258.60/x
  3. Step 3: Cross multiply
    183,117.40x = 274,676.10 × 112,258.60
  4. Step 4: Simplify right side
    183,117.40x = 30,834,754,439.46
  5. Step 5: Solve for x
    x = 30,834,754,439.46/183,117.40
  6. Step 6: Final answer
    x = 168,387.90

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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.