Home / 106,088.72-146,399.51-58,342.07

Finding the Fourth Proportional to 106,088.72, 146,399.51 and 58,342.07

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Solution

The fourth proportional to 106,088.72, 146,399.51 and 58,342.07 is: 80,510.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,088.72 : 146,399.51 = 58,342.07 : x
  2. Step 2: Convert to fraction form
    106,088.72/146,399.51 = 58,342.07/x
  3. Step 3: Cross multiply
    106,088.72x = 146,399.51 × 58,342.07
  4. Step 4: Simplify right side
    106,088.72x = 8,541,250,094.39
  5. Step 5: Solve for x
    x = 8,541,250,094.39/106,088.72
  6. Step 6: Final answer
    x = 80,510.45

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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.