Home / 106,139.15-146,492.95-60,847.54

Finding the Fourth Proportional to 106,139.15, 146,492.95 and 60,847.54

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Solution

The fourth proportional to 106,139.15, 146,492.95 and 60,847.54 is: 83,981.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,139.15 : 146,492.95 = 60,847.54 : x
  2. Step 2: Convert to fraction form
    106,139.15/146,492.95 = 60,847.54/x
  3. Step 3: Cross multiply
    106,139.15x = 146,492.95 × 60,847.54
  4. Step 4: Simplify right side
    106,139.15x = 8,913,735,634.84
  5. Step 5: Solve for x
    x = 8,913,735,634.84/106,139.15
  6. Step 6: Final answer
    x = 83,981.60

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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.