Home / 186,618.89-280,011.04-97,851.31

Finding the Fourth Proportional to 186,618.89, 280,011.04 and 97,851.31

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Solution

The fourth proportional to 186,618.89, 280,011.04 and 97,851.31 is: 146,820.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,618.89 : 280,011.04 = 97,851.31 : x
  2. Step 2: Convert to fraction form
    186,618.89/280,011.04 = 97,851.31/x
  3. Step 3: Cross multiply
    186,618.89x = 280,011.04 × 97,851.31
  4. Step 4: Simplify right side
    186,618.89x = 27,399,446,133.81
  5. Step 5: Solve for x
    x = 27,399,446,133.81/186,618.89
  6. Step 6: Final answer
    x = 146,820.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.