Home / 211,615.63-292,028.76-116,123.92

Finding the Fourth Proportional to 211,615.63, 292,028.76 and 116,123.92

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Solution

The fourth proportional to 211,615.63, 292,028.76 and 116,123.92 is: 160,250.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,615.63 : 292,028.76 = 116,123.92 : x
  2. Step 2: Convert to fraction form
    211,615.63/292,028.76 = 116,123.92/x
  3. Step 3: Cross multiply
    211,615.63x = 292,028.76 × 116,123.92
  4. Step 4: Simplify right side
    211,615.63x = 33,911,524,363.94
  5. Step 5: Solve for x
    x = 33,911,524,363.94/211,615.63
  6. Step 6: Final answer
    x = 160,250.57

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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.