Home / 171,424.36-257,204.22-53,104.93

Finding the Fourth Proportional to 171,424.36, 257,204.22 and 53,104.93

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Solution

The fourth proportional to 171,424.36, 257,204.22 and 53,104.93 is: 79,678.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,424.36 : 257,204.22 = 53,104.93 : x
  2. Step 2: Convert to fraction form
    171,424.36/257,204.22 = 53,104.93/x
  3. Step 3: Cross multiply
    171,424.36x = 257,204.22 × 53,104.93
  4. Step 4: Simplify right side
    171,424.36x = 13,658,812,098.80
  5. Step 5: Solve for x
    x = 13,658,812,098.80/171,424.36
  6. Step 6: Final answer
    x = 79,678.36

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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.