Home / 211,823.03-292,315.43-116,329.72

Finding the Fourth Proportional to 211,823.03, 292,315.43 and 116,329.72

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Solution

The fourth proportional to 211,823.03, 292,315.43 and 116,329.72 is: 160,534.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,823.03 : 292,315.43 = 116,329.72 : x
  2. Step 2: Convert to fraction form
    211,823.03/292,315.43 = 116,329.72/x
  3. Step 3: Cross multiply
    211,823.03x = 292,315.43 × 116,329.72
  4. Step 4: Simplify right side
    211,823.03x = 34,004,973,656.00
  5. Step 5: Solve for x
    x = 34,004,973,656.00/211,823.03
  6. Step 6: Final answer
    x = 160,534.83

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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.