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Finding the Fourth Proportional to 98,922.40, 148,383.60 and 62,058.40

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Solution

The fourth proportional to 98,922.40, 148,383.60 and 62,058.40 is: 93,087.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,922.40 : 148,383.60 = 62,058.40 : x
  2. Step 2: Convert to fraction form
    98,922.40/148,383.60 = 62,058.40/x
  3. Step 3: Cross multiply
    98,922.40x = 148,383.60 × 62,058.40
  4. Step 4: Simplify right side
    98,922.40x = 9,208,448,802.24
  5. Step 5: Solve for x
    x = 9,208,448,802.24/98,922.40
  6. Step 6: Final answer
    x = 93,087.60

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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.