Home / 77,547.72-116,321.62-24,957.20

Finding the Fourth Proportional to 77,547.72, 116,321.62 and 24,957.20

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Solution

The fourth proportional to 77,547.72, 116,321.62 and 24,957.20 is: 37,435.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,547.72 : 116,321.62 = 24,957.20 : x
  2. Step 2: Convert to fraction form
    77,547.72/116,321.62 = 24,957.20/x
  3. Step 3: Cross multiply
    77,547.72x = 116,321.62 × 24,957.20
  4. Step 4: Simplify right side
    77,547.72x = 2,903,061,934.66
  5. Step 5: Solve for x
    x = 2,903,061,934.66/77,547.72
  6. Step 6: Final answer
    x = 37,435.81

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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.