Home / 86,899.76-130,323.68-33,582.32

Finding the Fourth Proportional to 86,899.76, 130,323.68 and 33,582.32

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Solution

The fourth proportional to 86,899.76, 130,323.68 and 33,582.32 is: 50,363.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,899.76 : 130,323.68 = 33,582.32 : x
  2. Step 2: Convert to fraction form
    86,899.76/130,323.68 = 33,582.32/x
  3. Step 3: Cross multiply
    86,899.76x = 130,323.68 × 33,582.32
  4. Step 4: Simplify right side
    86,899.76x = 4,376,571,525.34
  5. Step 5: Solve for x
    x = 4,376,571,525.34/86,899.76
  6. Step 6: Final answer
    x = 50,363.45

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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.