Home / 90,922.92-136,417.23-46,570.56

Finding the Fourth Proportional to 90,922.92, 136,417.23 and 46,570.56

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Solution

The fourth proportional to 90,922.92, 136,417.23 and 46,570.56 is: 69,872.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,922.92 : 136,417.23 = 46,570.56 : x
  2. Step 2: Convert to fraction form
    90,922.92/136,417.23 = 46,570.56/x
  3. Step 3: Cross multiply
    90,922.92x = 136,417.23 × 46,570.56
  4. Step 4: Simplify right side
    90,922.92x = 6,353,026,794.75
  5. Step 5: Solve for x
    x = 6,353,026,794.75/90,922.92
  6. Step 6: Final answer
    x = 69,872.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.