Home / 96,639.39-133,376.91-58,935.51

Finding the Fourth Proportional to 96,639.39, 133,376.91 and 58,935.51

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Solution

The fourth proportional to 96,639.39, 133,376.91 and 58,935.51 is: 81,339.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,639.39 : 133,376.91 = 58,935.51 : x
  2. Step 2: Convert to fraction form
    96,639.39/133,376.91 = 58,935.51/x
  3. Step 3: Cross multiply
    96,639.39x = 133,376.91 × 58,935.51
  4. Step 4: Simplify right side
    96,639.39x = 7,860,636,213.07
  5. Step 5: Solve for x
    x = 7,860,636,213.07/96,639.39
  6. Step 6: Final answer
    x = 81,339.88

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1.5x scale

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.