Home / 119,009.37-178,514.67-40,124.28

Finding the Fourth Proportional to 119,009.37, 178,514.67 and 40,124.28

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Solution

The fourth proportional to 119,009.37, 178,514.67 and 40,124.28 is: 60,186.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,009.37 : 178,514.67 = 40,124.28 : x
  2. Step 2: Convert to fraction form
    119,009.37/178,514.67 = 40,124.28/x
  3. Step 3: Cross multiply
    119,009.37x = 178,514.67 × 40,124.28
  4. Step 4: Simplify right side
    119,009.37x = 7,162,772,402.57
  5. Step 5: Solve for x
    x = 7,162,772,402.57/119,009.37
  6. Step 6: Final answer
    x = 60,186.63

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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.