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Finding the Fourth Proportional to 62,362.16, 93,532 and 17,978.01

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Solution

The fourth proportional to 62,362.16, 93,532 and 17,978.01 is: 26,963.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,362.16 : 93,532 = 17,978.01 : x
  2. Step 2: Convert to fraction form
    62,362.16/93,532 = 17,978.01/x
  3. Step 3: Cross multiply
    62,362.16x = 93,532 × 17,978.01
  4. Step 4: Simplify right side
    62,362.16x = 1,681,519,231.32
  5. Step 5: Solve for x
    x = 1,681,519,231.32/62,362.16
  6. Step 6: Final answer
    x = 26,963.77

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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.