Home / 211,555.55-291,954.23-116,065.01

Finding the Fourth Proportional to 211,555.55, 291,954.23 and 116,065.01

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Solution

The fourth proportional to 211,555.55, 291,954.23 and 116,065.01 is: 160,173.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,555.55 : 291,954.23 = 116,065.01 : x
  2. Step 2: Convert to fraction form
    211,555.55/291,954.23 = 116,065.01/x
  3. Step 3: Cross multiply
    211,555.55x = 291,954.23 × 116,065.01
  4. Step 4: Simplify right side
    211,555.55x = 33,885,670,044.17
  5. Step 5: Solve for x
    x = 33,885,670,044.17/211,555.55
  6. Step 6: Final answer
    x = 160,173.86

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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.