Home / 75,281.03-112,927.69-37,821.77

Finding the Fourth Proportional to 75,281.03, 112,927.69 and 37,821.77

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Solution

The fourth proportional to 75,281.03, 112,927.69 and 37,821.77 is: 56,735.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,281.03 : 112,927.69 = 37,821.77 : x
  2. Step 2: Convert to fraction form
    75,281.03/112,927.69 = 37,821.77/x
  3. Step 3: Cross multiply
    75,281.03x = 112,927.69 × 37,821.77
  4. Step 4: Simplify right side
    75,281.03x = 4,271,124,811.18
  5. Step 5: Solve for x
    x = 4,271,124,811.18/75,281.03
  6. Step 6: Final answer
    x = 56,735.74

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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.