Home / 88,723.30-122,430.80-50,472.67

Finding the Fourth Proportional to 88,723.30, 122,430.80 and 50,472.67

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Solution

The fourth proportional to 88,723.30, 122,430.80 and 50,472.67 is: 69,648.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,723.30 : 122,430.80 = 50,472.67 : x
  2. Step 2: Convert to fraction form
    88,723.30/122,430.80 = 50,472.67/x
  3. Step 3: Cross multiply
    88,723.30x = 122,430.80 × 50,472.67
  4. Step 4: Simplify right side
    88,723.30x = 6,179,409,366.24
  5. Step 5: Solve for x
    x = 6,179,409,366.24/88,723.30
  6. Step 6: Final answer
    x = 69,648.10

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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.