Home / 207,192.10-310,757.39-57,416.77

Finding the Fourth Proportional to 207,192.10, 310,757.39 and 57,416.77

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Solution

The fourth proportional to 207,192.10, 310,757.39 and 57,416.77 is: 86,116.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,192.10 : 310,757.39 = 57,416.77 : x
  2. Step 2: Convert to fraction form
    207,192.10/310,757.39 = 57,416.77/x
  3. Step 3: Cross multiply
    207,192.10x = 310,757.39 × 57,416.77
  4. Step 4: Simplify right side
    207,192.10x = 17,842,685,587.43
  5. Step 5: Solve for x
    x = 17,842,685,587.43/207,192.10
  6. Step 6: Final answer
    x = 86,116.63

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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.