Home / 117,944.70-162,970.95-94,266.78

Finding the Fourth Proportional to 117,944.70, 162,970.95 and 94,266.78

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Solution

The fourth proportional to 117,944.70, 162,970.95 and 94,266.78 is: 130,253.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,944.70 : 162,970.95 = 94,266.78 : x
  2. Step 2: Convert to fraction form
    117,944.70/162,970.95 = 94,266.78/x
  3. Step 3: Cross multiply
    117,944.70x = 162,970.95 × 94,266.78
  4. Step 4: Simplify right side
    117,944.70x = 15,362,746,690.04
  5. Step 5: Solve for x
    x = 15,362,746,690.04/117,944.70
  6. Step 6: Final answer
    x = 130,253.81

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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.