Home / 65,453.59-98,178.42-18,071.57

Finding the Fourth Proportional to 65,453.59, 98,178.42 and 18,071.57

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Solution

The fourth proportional to 65,453.59, 98,178.42 and 18,071.57 is: 27,106.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,453.59 : 98,178.42 = 18,071.57 : x
  2. Step 2: Convert to fraction form
    65,453.59/98,178.42 = 18,071.57/x
  3. Step 3: Cross multiply
    65,453.59x = 98,178.42 × 18,071.57
  4. Step 4: Simplify right side
    65,453.59x = 1,774,237,961.48
  5. Step 5: Solve for x
    x = 1,774,237,961.48/65,453.59
  6. Step 6: Final answer
    x = 27,106.81

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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.