Home / 34,119.99-47,085.66-19,782.59

Finding the Fourth Proportional to 34,119.99, 47,085.66 and 19,782.59

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Solution

The fourth proportional to 34,119.99, 47,085.66 and 19,782.59 is: 27,300.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,119.99 : 47,085.66 = 19,782.59 : x
  2. Step 2: Convert to fraction form
    34,119.99/47,085.66 = 19,782.59/x
  3. Step 3: Cross multiply
    34,119.99x = 47,085.66 × 19,782.59
  4. Step 4: Simplify right side
    34,119.99x = 931,476,071.23
  5. Step 5: Solve for x
    x = 931,476,071.23/34,119.99
  6. Step 6: Final answer
    x = 27,300.01

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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.