Home / 171,817.12-257,663.88-59,466.84

Finding the Fourth Proportional to 171,817.12, 257,663.88 and 59,466.84

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Solution

The fourth proportional to 171,817.12, 257,663.88 and 59,466.84 is: 89,178.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,817.12 : 257,663.88 = 59,466.84 : x
  2. Step 2: Convert to fraction form
    171,817.12/257,663.88 = 59,466.84/x
  3. Step 3: Cross multiply
    171,817.12x = 257,663.88 × 59,466.84
  4. Step 4: Simplify right side
    171,817.12x = 15,322,456,725.74
  5. Step 5: Solve for x
    x = 15,322,456,725.74/171,817.12
  6. Step 6: Final answer
    x = 89,178.87

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1.5x scale

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.