Home / 90,847.86-136,280.86-34,735.18

Finding the Fourth Proportional to 90,847.86, 136,280.86 and 34,735.18

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Solution

The fourth proportional to 90,847.86, 136,280.86 and 34,735.18 is: 52,106.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,847.86 : 136,280.86 = 34,735.18 : x
  2. Step 2: Convert to fraction form
    90,847.86/136,280.86 = 34,735.18/x
  3. Step 3: Cross multiply
    90,847.86x = 136,280.86 × 34,735.18
  4. Step 4: Simplify right side
    90,847.86x = 4,733,740,202.65
  5. Step 5: Solve for x
    x = 4,733,740,202.65/90,847.86
  6. Step 6: Final answer
    x = 52,106.24

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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.