Home / 55,718.69-83,580.76-18,263.58

Finding the Fourth Proportional to 55,718.69, 83,580.76 and 18,263.58

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Solution

The fourth proportional to 55,718.69, 83,580.76 and 18,263.58 is: 27,396.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,718.69 : 83,580.76 = 18,263.58 : x
  2. Step 2: Convert to fraction form
    55,718.69/83,580.76 = 18,263.58/x
  3. Step 3: Cross multiply
    55,718.69x = 83,580.76 × 18,263.58
  4. Step 4: Simplify right side
    55,718.69x = 1,526,483,606.12
  5. Step 5: Solve for x
    x = 1,526,483,606.12/55,718.69
  6. Step 6: Final answer
    x = 27,396.26

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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.