Home / 51,603.60-71,156.16-33,664.80

Finding the Fourth Proportional to 51,603.60, 71,156.16 and 33,664.80

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Solution

The fourth proportional to 51,603.60, 71,156.16 and 33,664.80 is: 46,420.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,603.60 : 71,156.16 = 33,664.80 : x
  2. Step 2: Convert to fraction form
    51,603.60/71,156.16 = 33,664.80/x
  3. Step 3: Cross multiply
    51,603.60x = 71,156.16 × 33,664.80
  4. Step 4: Simplify right side
    51,603.60x = 2,395,457,895.17
  5. Step 5: Solve for x
    x = 2,395,457,895.17/51,603.60
  6. Step 6: Final answer
    x = 46,420.36

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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.