Home / 51,161.09-70,597.17-28,499.18

Finding the Fourth Proportional to 51,161.09, 70,597.17 and 28,499.18

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Solution

The fourth proportional to 51,161.09, 70,597.17 and 28,499.18 is: 39,326.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,161.09 : 70,597.17 = 28,499.18 : x
  2. Step 2: Convert to fraction form
    51,161.09/70,597.17 = 28,499.18/x
  3. Step 3: Cross multiply
    51,161.09x = 70,597.17 × 28,499.18
  4. Step 4: Simplify right side
    51,161.09x = 2,011,961,102.33
  5. Step 5: Solve for x
    x = 2,011,961,102.33/51,161.09
  6. Step 6: Final answer
    x = 39,326.01

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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.