Home / 51,261.24-70,740.62-28,599.66

Finding the Fourth Proportional to 51,261.24, 70,740.62 and 28,599.66

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Solution

The fourth proportional to 51,261.24, 70,740.62 and 28,599.66 is: 39,467.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,261.24 : 70,740.62 = 28,599.66 : x
  2. Step 2: Convert to fraction form
    51,261.24/70,740.62 = 28,599.66/x
  3. Step 3: Cross multiply
    51,261.24x = 70,740.62 × 28,599.66
  4. Step 4: Simplify right side
    51,261.24x = 2,023,157,537.19
  5. Step 5: Solve for x
    x = 2,023,157,537.19/51,261.24
  6. Step 6: Final answer
    x = 39,467.59

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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.