Home / 211,197.48-316,766.46-53,416.20

Finding the Fourth Proportional to 211,197.48, 316,766.46 and 53,416.20

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Solution

The fourth proportional to 211,197.48, 316,766.46 and 53,416.20 is: 80,116.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,197.48 : 316,766.46 = 53,416.20 : x
  2. Step 2: Convert to fraction form
    211,197.48/316,766.46 = 53,416.20/x
  3. Step 3: Cross multiply
    211,197.48x = 316,766.46 × 53,416.20
  4. Step 4: Simplify right side
    211,197.48x = 16,920,460,580.65
  5. Step 5: Solve for x
    x = 16,920,460,580.65/211,197.48
  6. Step 6: Final answer
    x = 80,116.77

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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.