Home / 104,977.10-157,465.65-100,894.70

Finding the Fourth Proportional to 104,977.10, 157,465.65 and 100,894.70

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Solution

The fourth proportional to 104,977.10, 157,465.65 and 100,894.70 is: 151,342.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,977.10 : 157,465.65 = 100,894.70 : x
  2. Step 2: Convert to fraction form
    104,977.10/157,465.65 = 100,894.70/x
  3. Step 3: Cross multiply
    104,977.10x = 157,465.65 × 100,894.70
  4. Step 4: Simplify right side
    104,977.10x = 15,887,449,517.06
  5. Step 5: Solve for x
    x = 15,887,449,517.06/104,977.10
  6. Step 6: Final answer
    x = 151,342.05

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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.