Home / 171,490.96-257,173.26-59,142.34

Finding the Fourth Proportional to 171,490.96, 257,173.26 and 59,142.34

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Solution

The fourth proportional to 171,490.96, 257,173.26 and 59,142.34 is: 88,691.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,490.96 : 257,173.26 = 59,142.34 : x
  2. Step 2: Convert to fraction form
    171,490.96/257,173.26 = 59,142.34/x
  3. Step 3: Cross multiply
    171,490.96x = 257,173.26 × 59,142.34
  4. Step 4: Simplify right side
    171,490.96x = 15,209,828,381.83
  5. Step 5: Solve for x
    x = 15,209,828,381.83/171,490.96
  6. Step 6: Final answer
    x = 88,691.72

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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.