Home / 61,024.13-84,176.04-40,327.60

Finding the Fourth Proportional to 61,024.13, 84,176.04 and 40,327.60

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Solution

The fourth proportional to 61,024.13, 84,176.04 and 40,327.60 is: 55,627.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,024.13 : 84,176.04 = 40,327.60 : x
  2. Step 2: Convert to fraction form
    61,024.13/84,176.04 = 40,327.60/x
  3. Step 3: Cross multiply
    61,024.13x = 84,176.04 × 40,327.60
  4. Step 4: Simplify right side
    61,024.13x = 3,394,617,192.31
  5. Step 5: Solve for x
    x = 3,394,617,192.31/61,024.13
  6. Step 6: Final answer
    x = 55,627.45

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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.