Home / 99,282.63-137,011.08-53,960.61

Finding the Fourth Proportional to 99,282.63, 137,011.08 and 53,960.61

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Solution

The fourth proportional to 99,282.63, 137,011.08 and 53,960.61 is: 74,466.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,282.63 : 137,011.08 = 53,960.61 : x
  2. Step 2: Convert to fraction form
    99,282.63/137,011.08 = 53,960.61/x
  3. Step 3: Cross multiply
    99,282.63x = 137,011.08 × 53,960.61
  4. Step 4: Simplify right side
    99,282.63x = 7,393,201,866.17
  5. Step 5: Solve for x
    x = 7,393,201,866.17/99,282.63
  6. Step 6: Final answer
    x = 74,466.22

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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.