Home / 58,664.16-80,935.32-38,531.96

Finding the Fourth Proportional to 58,664.16, 80,935.32 and 38,531.96

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Solution

The fourth proportional to 58,664.16, 80,935.32 and 38,531.96 is: 53,160.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,664.16 : 80,935.32 = 38,531.96 : x
  2. Step 2: Convert to fraction form
    58,664.16/80,935.32 = 38,531.96/x
  3. Step 3: Cross multiply
    58,664.16x = 80,935.32 × 38,531.96
  4. Step 4: Simplify right side
    58,664.16x = 3,118,596,512.83
  5. Step 5: Solve for x
    x = 3,118,596,512.83/58,664.16
  6. Step 6: Final answer
    x = 53,160.17

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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.