Home / 62,530.17-93,805.07-20,400.54

Finding the Fourth Proportional to 62,530.17, 93,805.07 and 20,400.54

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Solution

The fourth proportional to 62,530.17, 93,805.07 and 20,400.54 is: 30,604.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,530.17 : 93,805.07 = 20,400.54 : x
  2. Step 2: Convert to fraction form
    62,530.17/93,805.07 = 20,400.54/x
  3. Step 3: Cross multiply
    62,530.17x = 93,805.07 × 20,400.54
  4. Step 4: Simplify right side
    62,530.17x = 1,913,673,980.74
  5. Step 5: Solve for x
    x = 1,913,673,980.74/62,530.17
  6. Step 6: Final answer
    x = 30,604.01

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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.