Home / 65,543.67-98,317.68-18,159.24

Finding the Fourth Proportional to 65,543.67, 98,317.68 and 18,159.24

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Solution

The fourth proportional to 65,543.67, 98,317.68 and 18,159.24 is: 27,239.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,543.67 : 98,317.68 = 18,159.24 : x
  2. Step 2: Convert to fraction form
    65,543.67/98,317.68 = 18,159.24/x
  3. Step 3: Cross multiply
    65,543.67x = 98,317.68 × 18,159.24
  4. Step 4: Simplify right side
    65,543.67x = 1,785,374,415.46
  5. Step 5: Solve for x
    x = 1,785,374,415.46/65,543.67
  6. Step 6: Final answer
    x = 27,239.46

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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.