Home / 55,004.40-82,506.60-39,567.60

Finding the Fourth Proportional to 55,004.40, 82,506.60 and 39,567.60

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Solution

The fourth proportional to 55,004.40, 82,506.60 and 39,567.60 is: 59,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,004.40 : 82,506.60 = 39,567.60 : x
  2. Step 2: Convert to fraction form
    55,004.40/82,506.60 = 39,567.60/x
  3. Step 3: Cross multiply
    55,004.40x = 82,506.60 × 39,567.60
  4. Step 4: Simplify right side
    55,004.40x = 3,264,588,146.16
  5. Step 5: Solve for x
    x = 3,264,588,146.16/55,004.40
  6. Step 6: Final answer
    x = 59,351.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.