Home / 88,502.95-122,129.26-50,261.55

Finding the Fourth Proportional to 88,502.95, 122,129.26 and 50,261.55

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Solution

The fourth proportional to 88,502.95, 122,129.26 and 50,261.55 is: 69,358.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,502.95 : 122,129.26 = 50,261.55 : x
  2. Step 2: Convert to fraction form
    88,502.95/122,129.26 = 50,261.55/x
  3. Step 3: Cross multiply
    88,502.95x = 122,129.26 × 50,261.55
  4. Step 4: Simplify right side
    88,502.95x = 6,138,405,768.87
  5. Step 5: Solve for x
    x = 6,138,405,768.87/88,502.95
  6. Step 6: Final answer
    x = 69,358.20

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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.