Home / 186,464.06-257,322.17-105,893.26

Finding the Fourth Proportional to 186,464.06, 257,322.17 and 105,893.26

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Solution

The fourth proportional to 186,464.06, 257,322.17 and 105,893.26 is: 146,133.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,464.06 : 257,322.17 = 105,893.26 : x
  2. Step 2: Convert to fraction form
    186,464.06/257,322.17 = 105,893.26/x
  3. Step 3: Cross multiply
    186,464.06x = 257,322.17 × 105,893.26
  4. Step 4: Simplify right side
    186,464.06x = 27,248,683,451.57
  5. Step 5: Solve for x
    x = 27,248,683,451.57/186,464.06
  6. Step 6: Final answer
    x = 146,133.70

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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.