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Finding the Fourth Proportional to 171,430.57, 257,162.76 and 59,096.01

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Solution

The fourth proportional to 171,430.57, 257,162.76 and 59,096.01 is: 88,649.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,430.57 : 257,162.76 = 59,096.01 : x
  2. Step 2: Convert to fraction form
    171,430.57/257,162.76 = 59,096.01/x
  3. Step 3: Cross multiply
    171,430.57x = 257,162.76 × 59,096.01
  4. Step 4: Simplify right side
    171,430.57x = 15,197,293,036.59
  5. Step 5: Solve for x
    x = 15,197,293,036.59/171,430.57
  6. Step 6: Final answer
    x = 88,649.84

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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.