Home / 199,117.05-298,628.40-56,957.94

Finding the Fourth Proportional to 199,117.05, 298,628.40 and 56,957.94

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Solution

The fourth proportional to 199,117.05, 298,628.40 and 56,957.94 is: 85,423.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,117.05 : 298,628.40 = 56,957.94 : x
  2. Step 2: Convert to fraction form
    199,117.05/298,628.40 = 56,957.94/x
  3. Step 3: Cross multiply
    199,117.05x = 298,628.40 × 56,957.94
  4. Step 4: Simplify right side
    199,117.05x = 17,009,258,489.50
  5. Step 5: Solve for x
    x = 17,009,258,489.50/199,117.05
  6. Step 6: Final answer
    x = 85,423.42

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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.