Home / 61,813.89-85,302.81-33,519.60

Finding the Fourth Proportional to 61,813.89, 85,302.81 and 33,519.60

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Solution

The fourth proportional to 61,813.89, 85,302.81 and 33,519.60 is: 46,256.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,813.89 : 85,302.81 = 33,519.60 : x
  2. Step 2: Convert to fraction form
    61,813.89/85,302.81 = 33,519.60/x
  3. Step 3: Cross multiply
    61,813.89x = 85,302.81 × 33,519.60
  4. Step 4: Simplify right side
    61,813.89x = 2,859,316,070.08
  5. Step 5: Solve for x
    x = 2,859,316,070.08/61,813.89
  6. Step 6: Final answer
    x = 46,256.85

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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.