Home / 141,668.01-195,457.98-80,404.35

Finding the Fourth Proportional to 141,668.01, 195,457.98 and 80,404.35

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Solution

The fourth proportional to 141,668.01, 195,457.98 and 80,404.35 is: 110,933.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,668.01 : 195,457.98 = 80,404.35 : x
  2. Step 2: Convert to fraction form
    141,668.01/195,457.98 = 80,404.35/x
  3. Step 3: Cross multiply
    141,668.01x = 195,457.98 × 80,404.35
  4. Step 4: Simplify right side
    141,668.01x = 15,715,671,834.21
  5. Step 5: Solve for x
    x = 15,715,671,834.21/141,668.01
  6. Step 6: Final answer
    x = 110,933.10

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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.