Home / 61,754.07-85,220.70-33,459.75

Finding the Fourth Proportional to 61,754.07, 85,220.70 and 33,459.75

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Solution

The fourth proportional to 61,754.07, 85,220.70 and 33,459.75 is: 46,174.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,754.07 : 85,220.70 = 33,459.75 : x
  2. Step 2: Convert to fraction form
    61,754.07/85,220.70 = 33,459.75/x
  3. Step 3: Cross multiply
    61,754.07x = 85,220.70 × 33,459.75
  4. Step 4: Simplify right side
    61,754.07x = 2,851,463,316.83
  5. Step 5: Solve for x
    x = 2,851,463,316.83/61,754.07
  6. Step 6: Final answer
    x = 46,174.50

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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.