Home / 186,733.09-257,690.48-106,160.64

Finding the Fourth Proportional to 186,733.09, 257,690.48 and 106,160.64

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Solution

The fourth proportional to 186,733.09, 257,690.48 and 106,160.64 is: 146,501.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,733.09 : 257,690.48 = 106,160.64 : x
  2. Step 2: Convert to fraction form
    186,733.09/257,690.48 = 106,160.64/x
  3. Step 3: Cross multiply
    186,733.09x = 257,690.48 × 106,160.64
  4. Step 4: Simplify right side
    186,733.09x = 27,356,586,278.71
  5. Step 5: Solve for x
    x = 27,356,586,278.71/186,733.09
  6. Step 6: Final answer
    x = 146,501.01

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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.