Home / 92,834.08-128,111.04-50,392.60

Finding the Fourth Proportional to 92,834.08, 128,111.04 and 50,392.60

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Solution

The fourth proportional to 92,834.08, 128,111.04 and 50,392.60 is: 69,541.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,834.08 : 128,111.04 = 50,392.60 : x
  2. Step 2: Convert to fraction form
    92,834.08/128,111.04 = 50,392.60/x
  3. Step 3: Cross multiply
    92,834.08x = 128,111.04 × 50,392.60
  4. Step 4: Simplify right side
    92,834.08x = 6,455,848,394.30
  5. Step 5: Solve for x
    x = 6,455,848,394.30/92,834.08
  6. Step 6: Final answer
    x = 69,541.79

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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.