Home / 61,043.42-91,705.80-58,521.18

Finding the Fourth Proportional to 61,043.42, 91,705.80 and 58,521.18

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Solution

The fourth proportional to 61,043.42, 91,705.80 and 58,521.18 is: 87,916.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,043.42 : 91,705.80 = 58,521.18 : x
  2. Step 2: Convert to fraction form
    61,043.42/91,705.80 = 58,521.18/x
  3. Step 3: Cross multiply
    61,043.42x = 91,705.80 × 58,521.18
  4. Step 4: Simplify right side
    61,043.42x = 5,366,731,628.84
  5. Step 5: Solve for x
    x = 5,366,731,628.84/61,043.42
  6. Step 6: Final answer
    x = 87,916.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.