Home / 207,087.90-310,176.53-171,141.83

Finding the Fourth Proportional to 207,087.90, 310,176.53 and 171,141.83

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Solution

The fourth proportional to 207,087.90, 310,176.53 and 171,141.83 is: 256,336.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,087.90 : 310,176.53 = 171,141.83 : x
  2. Step 2: Convert to fraction form
    207,087.90/310,176.53 = 171,141.83/x
  3. Step 3: Cross multiply
    207,087.90x = 310,176.53 × 171,141.83
  4. Step 4: Simplify right side
    207,087.90x = 53,084,178,967.25
  5. Step 5: Solve for x
    x = 53,084,178,967.25/207,087.90
  6. Step 6: Final answer
    x = 256,336.46

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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.