Home / 113,805.84-157,052.06-62,818.58

Finding the Fourth Proportional to 113,805.84, 157,052.06 and 62,818.58

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Solution

The fourth proportional to 113,805.84, 157,052.06 and 62,818.58 is: 86,689.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,805.84 : 157,052.06 = 62,818.58 : x
  2. Step 2: Convert to fraction form
    113,805.84/157,052.06 = 62,818.58/x
  3. Step 3: Cross multiply
    113,805.84x = 157,052.06 × 62,818.58
  4. Step 4: Simplify right side
    113,805.84x = 9,865,786,295.92
  5. Step 5: Solve for x
    x = 9,865,786,295.92/113,805.84
  6. Step 6: Final answer
    x = 86,689.63

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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.