Home / 84,658.02-116,828.51-48,849.54

Finding the Fourth Proportional to 84,658.02, 116,828.51 and 48,849.54

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Solution

The fourth proportional to 84,658.02, 116,828.51 and 48,849.54 is: 67,412.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,658.02 : 116,828.51 = 48,849.54 : x
  2. Step 2: Convert to fraction form
    84,658.02/116,828.51 = 48,849.54/x
  3. Step 3: Cross multiply
    84,658.02x = 116,828.51 × 48,849.54
  4. Step 4: Simplify right side
    84,658.02x = 5,707,018,728.14
  5. Step 5: Solve for x
    x = 5,707,018,728.14/84,658.02
  6. Step 6: Final answer
    x = 67,412.62

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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.