Home / 94,247.71-130,064.66-53,974.51

Finding the Fourth Proportional to 94,247.71, 130,064.66 and 53,974.51

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Solution

The fourth proportional to 94,247.71, 130,064.66 and 53,974.51 is: 74,486.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,247.71 : 130,064.66 = 53,974.51 : x
  2. Step 2: Convert to fraction form
    94,247.71/130,064.66 = 53,974.51/x
  3. Step 3: Cross multiply
    94,247.71x = 130,064.66 × 53,974.51
  4. Step 4: Simplify right side
    94,247.71x = 7,020,176,021.94
  5. Step 5: Solve for x
    x = 7,020,176,021.94/94,247.71
  6. Step 6: Final answer
    x = 74,486.44

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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.