Home / 103,559.06-155,494.11-59,235.86

Finding the Fourth Proportional to 103,559.06, 155,494.11 and 59,235.86

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Solution

The fourth proportional to 103,559.06, 155,494.11 and 59,235.86 is: 88,942.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,559.06 : 155,494.11 = 59,235.86 : x
  2. Step 2: Convert to fraction form
    103,559.06/155,494.11 = 59,235.86/x
  3. Step 3: Cross multiply
    103,559.06x = 155,494.11 × 59,235.86
  4. Step 4: Simplify right side
    103,559.06x = 9,210,827,330.78
  5. Step 5: Solve for x
    x = 9,210,827,330.78/103,559.06
  6. Step 6: Final answer
    x = 88,942.75

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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.