Home / 62,186.03-85,830.56-39,520.60

Finding the Fourth Proportional to 62,186.03, 85,830.56 and 39,520.60

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Solution

The fourth proportional to 62,186.03, 85,830.56 and 39,520.60 is: 54,547.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,186.03 : 85,830.56 = 39,520.60 : x
  2. Step 2: Convert to fraction form
    62,186.03/85,830.56 = 39,520.60/x
  3. Step 3: Cross multiply
    62,186.03x = 85,830.56 × 39,520.60
  4. Step 4: Simplify right side
    62,186.03x = 3,392,075,229.54
  5. Step 5: Solve for x
    x = 3,392,075,229.54/62,186.03
  6. Step 6: Final answer
    x = 54,547.22

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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.