Home / 186,883.73-257,929.08-118,829.76

Finding the Fourth Proportional to 186,883.73, 257,929.08 and 118,829.76

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Solution

The fourth proportional to 186,883.73, 257,929.08 and 118,829.76 is: 164,003.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,883.73 : 257,929.08 = 118,829.76 : x
  2. Step 2: Convert to fraction form
    186,883.73/257,929.08 = 118,829.76/x
  3. Step 3: Cross multiply
    186,883.73x = 257,929.08 × 118,829.76
  4. Step 4: Simplify right side
    186,883.73x = 30,649,650,673.42
  5. Step 5: Solve for x
    x = 30,649,650,673.42/186,883.73
  6. Step 6: Final answer
    x = 164,003.85

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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.