Home / 74,919.77-103,477.05-59,657.41

Finding the Fourth Proportional to 74,919.77, 103,477.05 and 59,657.41

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Solution

The fourth proportional to 74,919.77, 103,477.05 and 59,657.41 is: 82,397.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,919.77 : 103,477.05 = 59,657.41 : x
  2. Step 2: Convert to fraction form
    74,919.77/103,477.05 = 59,657.41/x
  3. Step 3: Cross multiply
    74,919.77x = 103,477.05 × 59,657.41
  4. Step 4: Simplify right side
    74,919.77x = 6,173,172,499.15
  5. Step 5: Solve for x
    x = 6,173,172,499.15/74,919.77
  6. Step 6: Final answer
    x = 82,397.11

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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.