Home / 51,634.04-71,256.04-28,974.67

Finding the Fourth Proportional to 51,634.04, 71,256.04 and 28,974.67

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Solution

The fourth proportional to 51,634.04, 71,256.04 and 28,974.67 is: 39,985.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,634.04 : 71,256.04 = 28,974.67 : x
  2. Step 2: Convert to fraction form
    51,634.04/71,256.04 = 28,974.67/x
  3. Step 3: Cross multiply
    51,634.04x = 71,256.04 × 28,974.67
  4. Step 4: Simplify right side
    51,634.04x = 2,064,619,993.93
  5. Step 5: Solve for x
    x = 2,064,619,993.93/51,634.04
  6. Step 6: Final answer
    x = 39,985.64

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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.