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Finding the Fourth Proportional to 97,698.60, 146,547.90 and 62,677.80

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Solution

The fourth proportional to 97,698.60, 146,547.90 and 62,677.80 is: 94,016.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,698.60 : 146,547.90 = 62,677.80 : x
  2. Step 2: Convert to fraction form
    97,698.60/146,547.90 = 62,677.80/x
  3. Step 3: Cross multiply
    97,698.60x = 146,547.90 × 62,677.80
  4. Step 4: Simplify right side
    97,698.60x = 9,185,299,966.62
  5. Step 5: Solve for x
    x = 9,185,299,966.62/97,698.60
  6. Step 6: Final answer
    x = 94,016.70

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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.