Home / 133,348.23-183,933.85-85,525.83

Finding the Fourth Proportional to 133,348.23, 183,933.85 and 85,525.83

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Solution

The fourth proportional to 133,348.23, 183,933.85 and 85,525.83 is: 117,970.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,348.23 : 183,933.85 = 85,525.83 : x
  2. Step 2: Convert to fraction form
    133,348.23/183,933.85 = 85,525.83/x
  3. Step 3: Cross multiply
    133,348.23x = 183,933.85 × 85,525.83
  4. Step 4: Simplify right side
    133,348.23x = 15,731,095,186.35
  5. Step 5: Solve for x
    x = 15,731,095,186.35/133,348.23
  6. Step 6: Final answer
    x = 117,970.03

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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.