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Finding the Fourth Proportional to 63,005.50, 86,950.02 and 34,710.58

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Solution

The fourth proportional to 63,005.50, 86,950.02 and 34,710.58 is: 47,901.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,005.50 : 86,950.02 = 34,710.58 : x
  2. Step 2: Convert to fraction form
    63,005.50/86,950.02 = 34,710.58/x
  3. Step 3: Cross multiply
    63,005.50x = 86,950.02 × 34,710.58
  4. Step 4: Simplify right side
    63,005.50x = 3,018,085,625.21
  5. Step 5: Solve for x
    x = 3,018,085,625.21/63,005.50
  6. Step 6: Final answer
    x = 47,901.94

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1.5x scale

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.