Home / 186,520.33-257,437.71-110,010.82

Finding the Fourth Proportional to 186,520.33, 257,437.71 and 110,010.82

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Solution

The fourth proportional to 186,520.33, 257,437.71 and 110,010.82 is: 151,838.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,520.33 : 257,437.71 = 110,010.82 : x
  2. Step 2: Convert to fraction form
    186,520.33/257,437.71 = 110,010.82/x
  3. Step 3: Cross multiply
    186,520.33x = 257,437.71 × 110,010.82
  4. Step 4: Simplify right side
    186,520.33x = 28,320,933,576.02
  5. Step 5: Solve for x
    x = 28,320,933,576.02/186,520.33
  6. Step 6: Final answer
    x = 151,838.32

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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.