Home / 166,911.47-230,332.98-97,999.77

Finding the Fourth Proportional to 166,911.47, 230,332.98 and 97,999.77

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Solution

The fourth proportional to 166,911.47, 230,332.98 and 97,999.77 is: 135,236.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,911.47 : 230,332.98 = 97,999.77 : x
  2. Step 2: Convert to fraction form
    166,911.47/230,332.98 = 97,999.77/x
  3. Step 3: Cross multiply
    166,911.47x = 230,332.98 × 97,999.77
  4. Step 4: Simplify right side
    166,911.47x = 22,572,579,063.41
  5. Step 5: Solve for x
    x = 22,572,579,063.41/166,911.47
  6. Step 6: Final answer
    x = 135,236.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.