Home / 144,547.89-216,821.14-96,414.75

Finding the Fourth Proportional to 144,547.89, 216,821.14 and 96,414.75

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Solution

The fourth proportional to 144,547.89, 216,821.14 and 96,414.75 is: 144,621.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,547.89 : 216,821.14 = 96,414.75 : x
  2. Step 2: Convert to fraction form
    144,547.89/216,821.14 = 96,414.75/x
  3. Step 3: Cross multiply
    144,547.89x = 216,821.14 × 96,414.75
  4. Step 4: Simplify right side
    144,547.89x = 20,904,756,007.82
  5. Step 5: Solve for x
    x = 20,904,756,007.82/144,547.89
  6. Step 6: Final answer
    x = 144,621.67

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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.