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Finding the Fourth Proportional to 46,810.99, 70,201.89 and 15,638.95

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Solution

The fourth proportional to 46,810.99, 70,201.89 and 15,638.95 is: 23,453.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,810.99 : 70,201.89 = 15,638.95 : x
  2. Step 2: Convert to fraction form
    46,810.99/70,201.89 = 15,638.95/x
  3. Step 3: Cross multiply
    46,810.99x = 70,201.89 × 15,638.95
  4. Step 4: Simplify right side
    46,810.99x = 1,097,883,496.61
  5. Step 5: Solve for x
    x = 1,097,883,496.61/46,810.99
  6. Step 6: Final answer
    x = 23,453.54

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1.5x scale

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.