Home / 211,554.30-291,952.50-116,063.76

Finding the Fourth Proportional to 211,554.30, 291,952.50 and 116,063.76

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Solution

The fourth proportional to 211,554.30, 291,952.50 and 116,063.76 is: 160,172.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,554.30 : 291,952.50 = 116,063.76 : x
  2. Step 2: Convert to fraction form
    211,554.30/291,952.50 = 116,063.76/x
  3. Step 3: Cross multiply
    211,554.30x = 291,952.50 × 116,063.76
  4. Step 4: Simplify right side
    211,554.30x = 33,885,104,891.40
  5. Step 5: Solve for x
    x = 33,885,104,891.40/211,554.30
  6. Step 6: Final answer
    x = 160,172.14

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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.