Home / 92,638.22-127,840.64-50,196.75

Finding the Fourth Proportional to 92,638.22, 127,840.64 and 50,196.75

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Solution

The fourth proportional to 92,638.22, 127,840.64 and 50,196.75 is: 69,271.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,638.22 : 127,840.64 = 50,196.75 : x
  2. Step 2: Convert to fraction form
    92,638.22/127,840.64 = 50,196.75/x
  3. Step 3: Cross multiply
    92,638.22x = 127,840.64 × 50,196.75
  4. Step 4: Simplify right side
    92,638.22x = 6,417,184,645.92
  5. Step 5: Solve for x
    x = 6,417,184,645.92/92,638.22
  6. Step 6: Final answer
    x = 69,271.46

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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.