Home / 55,360.04-83,105.82-43,681.64

Finding the Fourth Proportional to 55,360.04, 83,105.82 and 43,681.64

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Solution

The fourth proportional to 55,360.04, 83,105.82 and 43,681.64 is: 65,574.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,360.04 : 83,105.82 = 43,681.64 : x
  2. Step 2: Convert to fraction form
    55,360.04/83,105.82 = 43,681.64/x
  3. Step 3: Cross multiply
    55,360.04x = 83,105.82 × 43,681.64
  4. Step 4: Simplify right side
    55,360.04x = 3,630,198,511.14
  5. Step 5: Solve for x
    x = 3,630,198,511.14/55,360.04
  6. Step 6: Final answer
    x = 65,574.35

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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.