Home / 61,905.47-85,429.56-33,611.17

Finding the Fourth Proportional to 61,905.47, 85,429.56 and 33,611.17

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Solution

The fourth proportional to 61,905.47, 85,429.56 and 33,611.17 is: 46,383.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,905.47 : 85,429.56 = 33,611.17 : x
  2. Step 2: Convert to fraction form
    61,905.47/85,429.56 = 33,611.17/x
  3. Step 3: Cross multiply
    61,905.47x = 85,429.56 × 33,611.17
  4. Step 4: Simplify right side
    61,905.47x = 2,871,387,037.04
  5. Step 5: Solve for x
    x = 2,871,387,037.04/61,905.47
  6. Step 6: Final answer
    x = 46,383.41

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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.