Home / 174,970.08-241,611.12-137,178.72

Finding the Fourth Proportional to 174,970.08, 241,611.12 and 137,178.72

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Solution

The fourth proportional to 174,970.08, 241,611.12 and 137,178.72 is: 189,426.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,970.08 : 241,611.12 = 137,178.72 : x
  2. Step 2: Convert to fraction form
    174,970.08/241,611.12 = 137,178.72/x
  3. Step 3: Cross multiply
    174,970.08x = 241,611.12 × 137,178.72
  4. Step 4: Simplify right side
    174,970.08x = 33,143,904,179.37
  5. Step 5: Solve for x
    x = 33,143,904,179.37/174,970.08
  6. Step 6: Final answer
    x = 189,426.12

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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.