Home / 62,528.87-93,802.33-20,398.54

Finding the Fourth Proportional to 62,528.87, 93,802.33 and 20,398.54

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Solution

The fourth proportional to 62,528.87, 93,802.33 and 20,398.54 is: 30,600.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,528.87 : 93,802.33 = 20,398.54 : x
  2. Step 2: Convert to fraction form
    62,528.87/93,802.33 = 20,398.54/x
  3. Step 3: Cross multiply
    62,528.87x = 93,802.33 × 20,398.54
  4. Step 4: Simplify right side
    62,528.87x = 1,913,430,009.59
  5. Step 5: Solve for x
    x = 1,913,430,009.59/62,528.87
  6. Step 6: Final answer
    x = 30,600.75

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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.