Home / 92,742.03-127,984.73-50,300.55

Finding the Fourth Proportional to 92,742.03, 127,984.73 and 50,300.55

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Solution

The fourth proportional to 92,742.03, 127,984.73 and 50,300.55 is: 69,415.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,742.03 : 127,984.73 = 50,300.55 : x
  2. Step 2: Convert to fraction form
    92,742.03/127,984.73 = 50,300.55/x
  3. Step 3: Cross multiply
    92,742.03x = 127,984.73 × 50,300.55
  4. Step 4: Simplify right side
    92,742.03x = 6,437,702,059.10
  5. Step 5: Solve for x
    x = 6,437,702,059.10/92,742.03
  6. Step 6: Final answer
    x = 69,415.15

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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.