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Finding the Fourth Proportional to 96,673.80, 145,010.70 and 62,848.20

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Solution

The fourth proportional to 96,673.80, 145,010.70 and 62,848.20 is: 94,272.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,673.80 : 145,010.70 = 62,848.20 : x
  2. Step 2: Convert to fraction form
    96,673.80/145,010.70 = 62,848.20/x
  3. Step 3: Cross multiply
    96,673.80x = 145,010.70 × 62,848.20
  4. Step 4: Simplify right side
    96,673.80x = 9,113,661,475.74
  5. Step 5: Solve for x
    x = 9,113,661,475.74/96,673.80
  6. Step 6: Final answer
    x = 94,272.30

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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.