Home / 51,182.93-70,634.61-28,521.93

Finding the Fourth Proportional to 51,182.93, 70,634.61 and 28,521.93

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Solution

The fourth proportional to 51,182.93, 70,634.61 and 28,521.93 is: 39,361.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,182.93 : 70,634.61 = 28,521.93 : x
  2. Step 2: Convert to fraction form
    51,182.93/70,634.61 = 28,521.93/x
  3. Step 3: Cross multiply
    51,182.93x = 70,634.61 × 28,521.93
  4. Step 4: Simplify right side
    51,182.93x = 2,014,635,402.00
  5. Step 5: Solve for x
    x = 2,014,635,402.00/51,182.93
  6. Step 6: Final answer
    x = 39,361.47

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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.