Home / 40,256.96-55,554.78-25,158.38

Finding the Fourth Proportional to 40,256.96, 55,554.78 and 25,158.38

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Solution

The fourth proportional to 40,256.96, 55,554.78 and 25,158.38 is: 34,718.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,256.96 : 55,554.78 = 25,158.38 : x
  2. Step 2: Convert to fraction form
    40,256.96/55,554.78 = 25,158.38/x
  3. Step 3: Cross multiply
    40,256.96x = 55,554.78 × 25,158.38
  4. Step 4: Simplify right side
    40,256.96x = 1,397,668,266.06
  5. Step 5: Solve for x
    x = 1,397,668,266.06/40,256.96
  6. Step 6: Final answer
    x = 34,718.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.