Home / 169,739.85-234,143.55-105,966.93

Finding the Fourth Proportional to 169,739.85, 234,143.55 and 105,966.93

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Solution

The fourth proportional to 169,739.85, 234,143.55 and 105,966.93 is: 146,173.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,739.85 : 234,143.55 = 105,966.93 : x
  2. Step 2: Convert to fraction form
    169,739.85/234,143.55 = 105,966.93/x
  3. Step 3: Cross multiply
    169,739.85x = 234,143.55 × 105,966.93
  4. Step 4: Simplify right side
    169,739.85x = 24,811,473,172.80
  5. Step 5: Solve for x
    x = 24,811,473,172.80/169,739.85
  6. Step 6: Final answer
    x = 146,173.53

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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.