Home / 75,784.48-104,583.04-43,972.32

Finding the Fourth Proportional to 75,784.48, 104,583.04 and 43,972.32

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Solution

The fourth proportional to 75,784.48, 104,583.04 and 43,972.32 is: 60,682.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,784.48 : 104,583.04 = 43,972.32 : x
  2. Step 2: Convert to fraction form
    75,784.48/104,583.04 = 43,972.32/x
  3. Step 3: Cross multiply
    75,784.48x = 104,583.04 × 43,972.32
  4. Step 4: Simplify right side
    75,784.48x = 4,598,758,901.45
  5. Step 5: Solve for x
    x = 4,598,758,901.45/75,784.48
  6. Step 6: Final answer
    x = 60,682.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.