Home / 181,096.76-249,929.35-105,669.56

Finding the Fourth Proportional to 181,096.76, 249,929.35 and 105,669.56

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Solution

The fourth proportional to 181,096.76, 249,929.35 and 105,669.56 is: 145,833.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,096.76 : 249,929.35 = 105,669.56 : x
  2. Step 2: Convert to fraction form
    181,096.76/249,929.35 = 105,669.56/x
  3. Step 3: Cross multiply
    181,096.76x = 249,929.35 × 105,669.56
  4. Step 4: Simplify right side
    181,096.76x = 26,409,924,445.59
  5. Step 5: Solve for x
    x = 26,409,924,445.59/181,096.76
  6. Step 6: Final answer
    x = 145,833.22

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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.