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Finding the Fourth Proportional to 10,703.95, 16,051.93 and 3,681.98

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Solution

The fourth proportional to 10,703.95, 16,051.93 and 3,681.98 is: 5,521.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,703.95 : 16,051.93 = 3,681.98 : x
  2. Step 2: Convert to fraction form
    10,703.95/16,051.93 = 3,681.98/x
  3. Step 3: Cross multiply
    10,703.95x = 16,051.93 × 3,681.98
  4. Step 4: Simplify right side
    10,703.95x = 59,102,885.22
  5. Step 5: Solve for x
    x = 59,102,885.22/10,703.95
  6. Step 6: Final answer
    x = 5,521.60

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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.