Home / 52,803.75-72,851.24-30,126.45

Finding the Fourth Proportional to 52,803.75, 72,851.24 and 30,126.45

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Solution

The fourth proportional to 52,803.75, 72,851.24 and 30,126.45 is: 41,564.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,803.75 : 72,851.24 = 30,126.45 : x
  2. Step 2: Convert to fraction form
    52,803.75/72,851.24 = 30,126.45/x
  3. Step 3: Cross multiply
    52,803.75x = 72,851.24 × 30,126.45
  4. Step 4: Simplify right side
    52,803.75x = 2,194,749,088.67
  5. Step 5: Solve for x
    x = 2,194,749,088.67/52,803.75
  6. Step 6: Final answer
    x = 41,564.27

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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.