Home / 211,630.85-292,061.21-116,136.77

Finding the Fourth Proportional to 211,630.85, 292,061.21 and 116,136.77

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Solution

The fourth proportional to 211,630.85, 292,061.21 and 116,136.77 is: 160,274.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,630.85 : 292,061.21 = 116,136.77 : x
  2. Step 2: Convert to fraction form
    211,630.85/292,061.21 = 116,136.77/x
  3. Step 3: Cross multiply
    211,630.85x = 292,061.21 × 116,136.77
  4. Step 4: Simplify right side
    211,630.85x = 33,919,044,991.01
  5. Step 5: Solve for x
    x = 33,919,044,991.01/211,630.85
  6. Step 6: Final answer
    x = 160,274.58

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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.