Home / 64,528.36-96,802.80-22,421.32

Finding the Fourth Proportional to 64,528.36, 96,802.80 and 22,421.32

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Solution

The fourth proportional to 64,528.36, 96,802.80 and 22,421.32 is: 33,635.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,528.36 : 96,802.80 = 22,421.32 : x
  2. Step 2: Convert to fraction form
    64,528.36/96,802.80 = 22,421.32/x
  3. Step 3: Cross multiply
    64,528.36x = 96,802.80 × 22,421.32
  4. Step 4: Simplify right side
    64,528.36x = 2,170,446,555.70
  5. Step 5: Solve for x
    x = 2,170,446,555.70/64,528.36
  6. Step 6: Final answer
    x = 33,635.54

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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.