Home / 74,779.44-103,190.94-42,925.92

Finding the Fourth Proportional to 74,779.44, 103,190.94 and 42,925.92

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Solution

The fourth proportional to 74,779.44, 103,190.94 and 42,925.92 is: 59,235.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,779.44 : 103,190.94 = 42,925.92 : x
  2. Step 2: Convert to fraction form
    74,779.44/103,190.94 = 42,925.92/x
  3. Step 3: Cross multiply
    74,779.44x = 103,190.94 × 42,925.92
  4. Step 4: Simplify right side
    74,779.44x = 4,429,566,035.16
  5. Step 5: Solve for x
    x = 4,429,566,035.16/74,779.44
  6. Step 6: Final answer
    x = 59,235.08

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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.