Home / 186,737.31-257,717.45-114,182.72

Finding the Fourth Proportional to 186,737.31, 257,717.45 and 114,182.72

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Solution

The fourth proportional to 186,737.31, 257,717.45 and 114,182.72 is: 157,584.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,737.31 : 257,717.45 = 114,182.72 : x
  2. Step 2: Convert to fraction form
    186,737.31/257,717.45 = 114,182.72/x
  3. Step 3: Cross multiply
    186,737.31x = 257,717.45 × 114,182.72
  4. Step 4: Simplify right side
    186,737.31x = 29,426,879,505.84
  5. Step 5: Solve for x
    x = 29,426,879,505.84/186,737.31
  6. Step 6: Final answer
    x = 157,584.36

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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.