Home / 113,257.16-169,161.51-102,567.60

Finding the Fourth Proportional to 113,257.16, 169,161.51 and 102,567.60

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Solution

The fourth proportional to 113,257.16, 169,161.51 and 102,567.60 is: 153,195.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,257.16 : 169,161.51 = 102,567.60 : x
  2. Step 2: Convert to fraction form
    113,257.16/169,161.51 = 102,567.60/x
  3. Step 3: Cross multiply
    113,257.16x = 169,161.51 × 102,567.60
  4. Step 4: Simplify right side
    113,257.16x = 17,350,490,093.08
  5. Step 5: Solve for x
    x = 17,350,490,093.08/113,257.16
  6. Step 6: Final answer
    x = 153,195.53

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.