Home / 65,536.03-98,291.49-21,152.08

Finding the Fourth Proportional to 65,536.03, 98,291.49 and 21,152.08

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Solution

The fourth proportional to 65,536.03, 98,291.49 and 21,152.08 is: 31,724.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,536.03 : 98,291.49 = 21,152.08 : x
  2. Step 2: Convert to fraction form
    65,536.03/98,291.49 = 21,152.08/x
  3. Step 3: Cross multiply
    65,536.03x = 98,291.49 × 21,152.08
  4. Step 4: Simplify right side
    65,536.03x = 2,079,069,459.80
  5. Step 5: Solve for x
    x = 2,079,069,459.80/65,536.03
  6. Step 6: Final answer
    x = 31,724.07

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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.