Home / 169,119.92-253,686.05-56,803.83

Finding the Fourth Proportional to 169,119.92, 253,686.05 and 56,803.83

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Solution

The fourth proportional to 169,119.92, 253,686.05 and 56,803.83 is: 85,207.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,119.92 : 253,686.05 = 56,803.83 : x
  2. Step 2: Convert to fraction form
    169,119.92/253,686.05 = 56,803.83/x
  3. Step 3: Cross multiply
    169,119.92x = 253,686.05 × 56,803.83
  4. Step 4: Simplify right side
    169,119.92x = 14,410,338,973.55
  5. Step 5: Solve for x
    x = 14,410,338,973.55/169,119.92
  6. Step 6: Final answer
    x = 85,207.82

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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.