Home / 171,816.63-257,663.16-59,466.36

Finding the Fourth Proportional to 171,816.63, 257,663.16 and 59,466.36

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Solution

The fourth proportional to 171,816.63, 257,663.16 and 59,466.36 is: 89,178.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,816.63 : 257,663.16 = 59,466.36 : x
  2. Step 2: Convert to fraction form
    171,816.63/257,663.16 = 59,466.36/x
  3. Step 3: Cross multiply
    171,816.63x = 257,663.16 × 59,466.36
  4. Step 4: Simplify right side
    171,816.63x = 15,322,290,231.30
  5. Step 5: Solve for x
    x = 15,322,290,231.30/171,816.63
  6. Step 6: Final answer
    x = 89,178.16

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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.