Home / 76,231.15-114,385.76-36,295.31

Finding the Fourth Proportional to 76,231.15, 114,385.76 and 36,295.31

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Solution

The fourth proportional to 76,231.15, 114,385.76 and 36,295.31 is: 54,461.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,231.15 : 114,385.76 = 36,295.31 : x
  2. Step 2: Convert to fraction form
    76,231.15/114,385.76 = 36,295.31/x
  3. Step 3: Cross multiply
    76,231.15x = 114,385.76 × 36,295.31
  4. Step 4: Simplify right side
    76,231.15x = 4,151,666,437.31
  5. Step 5: Solve for x
    x = 4,151,666,437.31/76,231.15
  6. Step 6: Final answer
    x = 54,461.55

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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.