Home / 103,764.58-155,397.33-59,256.43

Finding the Fourth Proportional to 103,764.58, 155,397.33 and 59,256.43

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Solution

The fourth proportional to 103,764.58, 155,397.33 and 59,256.43 is: 88,742.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,764.58 : 155,397.33 = 59,256.43 : x
  2. Step 2: Convert to fraction form
    103,764.58/155,397.33 = 59,256.43/x
  3. Step 3: Cross multiply
    103,764.58x = 155,397.33 × 59,256.43
  4. Step 4: Simplify right side
    103,764.58x = 9,208,291,007.33
  5. Step 5: Solve for x
    x = 9,208,291,007.33/103,764.58
  6. Step 6: Final answer
    x = 88,742.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.