Home / 51,025.14-70,415.73-28,364.99

Finding the Fourth Proportional to 51,025.14, 70,415.73 and 28,364.99

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Solution

The fourth proportional to 51,025.14, 70,415.73 and 28,364.99 is: 39,144.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,025.14 : 70,415.73 = 28,364.99 : x
  2. Step 2: Convert to fraction form
    51,025.14/70,415.73 = 28,364.99/x
  3. Step 3: Cross multiply
    51,025.14x = 70,415.73 × 28,364.99
  4. Step 4: Simplify right side
    51,025.14x = 1,997,341,125.21
  5. Step 5: Solve for x
    x = 1,997,341,125.21/51,025.14
  6. Step 6: Final answer
    x = 39,144.26

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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.