Home / 55,946.19-83,919.28-19,010.19

Finding the Fourth Proportional to 55,946.19, 83,919.28 and 19,010.19

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Solution

The fourth proportional to 55,946.19, 83,919.28 and 19,010.19 is: 28,515.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,946.19 : 83,919.28 = 19,010.19 : x
  2. Step 2: Convert to fraction form
    55,946.19/83,919.28 = 19,010.19/x
  3. Step 3: Cross multiply
    55,946.19x = 83,919.28 × 19,010.19
  4. Step 4: Simplify right side
    55,946.19x = 1,595,321,457.46
  5. Step 5: Solve for x
    x = 1,595,321,457.46/55,946.19
  6. Step 6: Final answer
    x = 28,515.28

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Similar ratio
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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.