Home / 91,506.48-126,260.99-57,495.26

Finding the Fourth Proportional to 91,506.48, 126,260.99 and 57,495.26

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Solution

The fourth proportional to 91,506.48, 126,260.99 and 57,495.26 is: 79,332.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,506.48 : 126,260.99 = 57,495.26 : x
  2. Step 2: Convert to fraction form
    91,506.48/126,260.99 = 57,495.26/x
  3. Step 3: Cross multiply
    91,506.48x = 126,260.99 × 57,495.26
  4. Step 4: Simplify right side
    91,506.48x = 7,259,408,447.91
  5. Step 5: Solve for x
    x = 7,259,408,447.91/91,506.48
  6. Step 6: Final answer
    x = 79,332.18

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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.