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Finding the Fourth Proportional to 63,192.51, 87,205.64 and 34,897.95

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Solution

The fourth proportional to 63,192.51, 87,205.64 and 34,897.95 is: 48,159.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,192.51 : 87,205.64 = 34,897.95 : x
  2. Step 2: Convert to fraction form
    63,192.51/87,205.64 = 34,897.95/x
  3. Step 3: Cross multiply
    63,192.51x = 87,205.64 × 34,897.95
  4. Step 4: Simplify right side
    63,192.51x = 3,043,297,889.95
  5. Step 5: Solve for x
    x = 3,043,297,889.95/63,192.51
  6. Step 6: Final answer
    x = 48,159.16

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Why These Related Problems?

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