Home / 178,157.12-245,847.29-97,569.41

Finding the Fourth Proportional to 178,157.12, 245,847.29 and 97,569.41

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Solution

The fourth proportional to 178,157.12, 245,847.29 and 97,569.41 is: 134,640.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,157.12 : 245,847.29 = 97,569.41 : x
  2. Step 2: Convert to fraction form
    178,157.12/245,847.29 = 97,569.41/x
  3. Step 3: Cross multiply
    178,157.12x = 245,847.29 × 97,569.41
  4. Step 4: Simplify right side
    178,157.12x = 23,987,173,318.32
  5. Step 5: Solve for x
    x = 23,987,173,318.32/178,157.12
  6. Step 6: Final answer
    x = 134,640.56

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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.