Home / 51,526.06-71,102.55-28,554.34

Finding the Fourth Proportional to 51,526.06, 71,102.55 and 28,554.34

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Solution

The fourth proportional to 51,526.06, 71,102.55 and 28,554.34 is: 39,403.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,526.06 : 71,102.55 = 28,554.34 : x
  2. Step 2: Convert to fraction form
    51,526.06/71,102.55 = 28,554.34/x
  3. Step 3: Cross multiply
    51,526.06x = 71,102.55 × 28,554.34
  4. Step 4: Simplify right side
    51,526.06x = 2,030,286,387.57
  5. Step 5: Solve for x
    x = 2,030,286,387.57/51,526.06
  6. Step 6: Final answer
    x = 39,403.10

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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.