Home / 153,358.09-211,619.32-113,093.53

Finding the Fourth Proportional to 153,358.09, 211,619.32 and 113,093.53

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Solution

The fourth proportional to 153,358.09, 211,619.32 and 113,093.53 is: 156,058.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,358.09 : 211,619.32 = 113,093.53 : x
  2. Step 2: Convert to fraction form
    153,358.09/211,619.32 = 113,093.53/x
  3. Step 3: Cross multiply
    153,358.09x = 211,619.32 × 113,093.53
  4. Step 4: Simplify right side
    153,358.09x = 23,932,775,915.00
  5. Step 5: Solve for x
    x = 23,932,775,915.00/153,358.09
  6. Step 6: Final answer
    x = 156,058.12

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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.