Home / 55,116.99-82,680.93-17,667.63

Finding the Fourth Proportional to 55,116.99, 82,680.93 and 17,667.63

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Solution

The fourth proportional to 55,116.99, 82,680.93 and 17,667.63 is: 26,503.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,116.99 : 82,680.93 = 17,667.63 : x
  2. Step 2: Convert to fraction form
    55,116.99/82,680.93 = 17,667.63/x
  3. Step 3: Cross multiply
    55,116.99x = 82,680.93 × 17,667.63
  4. Step 4: Simplify right side
    55,116.99x = 1,460,776,079.30
  5. Step 5: Solve for x
    x = 1,460,776,079.30/55,116.99
  6. Step 6: Final answer
    x = 26,503.19

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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.