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Finding the Fourth Proportional to 67,870.98, 93,673.20 and 37,666.01

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Solution

The fourth proportional to 67,870.98, 93,673.20 and 37,666.01 is: 51,985.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,870.98 : 93,673.20 = 37,666.01 : x
  2. Step 2: Convert to fraction form
    67,870.98/93,673.20 = 37,666.01/x
  3. Step 3: Cross multiply
    67,870.98x = 93,673.20 × 37,666.01
  4. Step 4: Simplify right side
    67,870.98x = 3,528,295,031.24
  5. Step 5: Solve for x
    x = 3,528,295,031.24/67,870.98
  6. Step 6: Final answer
    x = 51,985.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.