Home / 65,010.40-97,515.60-18,263.68

Finding the Fourth Proportional to 65,010.40, 97,515.60 and 18,263.68

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Solution

The fourth proportional to 65,010.40, 97,515.60 and 18,263.68 is: 27,395.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,010.40 : 97,515.60 = 18,263.68 : x
  2. Step 2: Convert to fraction form
    65,010.40/97,515.60 = 18,263.68/x
  3. Step 3: Cross multiply
    65,010.40x = 97,515.60 × 18,263.68
  4. Step 4: Simplify right side
    65,010.40x = 1,780,993,713.41
  5. Step 5: Solve for x
    x = 1,780,993,713.41/65,010.40
  6. Step 6: Final answer
    x = 27,395.52

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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.