Home / 191,834.64-264,735.12-106,942.32

Finding the Fourth Proportional to 191,834.64, 264,735.12 and 106,942.32

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Solution

The fourth proportional to 191,834.64, 264,735.12 and 106,942.32 is: 147,582.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,834.64 : 264,735.12 = 106,942.32 : x
  2. Step 2: Convert to fraction form
    191,834.64/264,735.12 = 106,942.32/x
  3. Step 3: Cross multiply
    191,834.64x = 264,735.12 × 106,942.32
  4. Step 4: Simplify right side
    191,834.64x = 28,311,387,918.28
  5. Step 5: Solve for x
    x = 28,311,387,918.28/191,834.64
  6. Step 6: Final answer
    x = 147,582.25

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1.5x scale

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.