Home / 51,830.94-71,525.58-28,860.60

Finding the Fourth Proportional to 51,830.94, 71,525.58 and 28,860.60

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Solution

The fourth proportional to 51,830.94, 71,525.58 and 28,860.60 is: 39,827.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,830.94 : 71,525.58 = 28,860.60 : x
  2. Step 2: Convert to fraction form
    51,830.94/71,525.58 = 28,860.60/x
  3. Step 3: Cross multiply
    51,830.94x = 71,525.58 × 28,860.60
  4. Step 4: Simplify right side
    51,830.94x = 2,064,271,154.15
  5. Step 5: Solve for x
    x = 2,064,271,154.15/51,830.94
  6. Step 6: Final answer
    x = 39,827.01

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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.