Home / 186,632.90-257,557.27-104,962.72

Finding the Fourth Proportional to 186,632.90, 257,557.27 and 104,962.72

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Solution

The fourth proportional to 186,632.90, 257,557.27 and 104,962.72 is: 144,850.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,632.90 : 257,557.27 = 104,962.72 : x
  2. Step 2: Convert to fraction form
    186,632.90/257,557.27 = 104,962.72/x
  3. Step 3: Cross multiply
    186,632.90x = 257,557.27 × 104,962.72
  4. Step 4: Simplify right side
    186,632.90x = 27,033,911,614.97
  5. Step 5: Solve for x
    x = 27,033,911,614.97/186,632.90
  6. Step 6: Final answer
    x = 144,850.73

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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.