Home / 127,034.46-190,625.50-56,913.77

Finding the Fourth Proportional to 127,034.46, 190,625.50 and 56,913.77

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Solution

The fourth proportional to 127,034.46, 190,625.50 and 56,913.77 is: 85,403.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,034.46 : 190,625.50 = 56,913.77 : x
  2. Step 2: Convert to fraction form
    127,034.46/190,625.50 = 56,913.77/x
  3. Step 3: Cross multiply
    127,034.46x = 190,625.50 × 56,913.77
  4. Step 4: Simplify right side
    127,034.46x = 10,849,215,863.14
  5. Step 5: Solve for x
    x = 10,849,215,863.14/127,034.46
  6. Step 6: Final answer
    x = 85,403.72

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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.