Home / 62,802.78-94,202.85-18,428.55

Finding the Fourth Proportional to 62,802.78, 94,202.85 and 18,428.55

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Solution

The fourth proportional to 62,802.78, 94,202.85 and 18,428.55 is: 27,642.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,802.78 : 94,202.85 = 18,428.55 : x
  2. Step 2: Convert to fraction form
    62,802.78/94,202.85 = 18,428.55/x
  3. Step 3: Cross multiply
    62,802.78x = 94,202.85 × 18,428.55
  4. Step 4: Simplify right side
    62,802.78x = 1,736,021,931.37
  5. Step 5: Solve for x
    x = 1,736,021,931.37/62,802.78
  6. Step 6: Final answer
    x = 27,642.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.