Home / 51,526.62-71,090.60-28,862.55

Finding the Fourth Proportional to 51,526.62, 71,090.60 and 28,862.55

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Solution

The fourth proportional to 51,526.62, 71,090.60 and 28,862.55 is: 39,821.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,526.62 : 71,090.60 = 28,862.55 : x
  2. Step 2: Convert to fraction form
    51,526.62/71,090.60 = 28,862.55/x
  3. Step 3: Cross multiply
    51,526.62x = 71,090.60 × 28,862.55
  4. Step 4: Simplify right side
    51,526.62x = 2,051,855,852.72
  5. Step 5: Solve for x
    x = 2,051,855,852.72/51,526.62
  6. Step 6: Final answer
    x = 39,821.28

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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.