Home / 106,632.16-147,148.56-58,883.04

Finding the Fourth Proportional to 106,632.16, 147,148.56 and 58,883.04

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Solution

The fourth proportional to 106,632.16, 147,148.56 and 58,883.04 is: 81,256.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,632.16 : 147,148.56 = 58,883.04 : x
  2. Step 2: Convert to fraction form
    106,632.16/147,148.56 = 58,883.04/x
  3. Step 3: Cross multiply
    106,632.16x = 147,148.56 × 58,883.04
  4. Step 4: Simplify right side
    106,632.16x = 8,664,554,544.42
  5. Step 5: Solve for x
    x = 8,664,554,544.42/106,632.16
  6. Step 6: Final answer
    x = 81,256.49

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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.