Home / 104,521.02-144,238.35-56,773.95

Finding the Fourth Proportional to 104,521.02, 144,238.35 and 56,773.95

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Solution

The fourth proportional to 104,521.02, 144,238.35 and 56,773.95 is: 78,347.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,521.02 : 144,238.35 = 56,773.95 : x
  2. Step 2: Convert to fraction form
    104,521.02/144,238.35 = 56,773.95/x
  3. Step 3: Cross multiply
    104,521.02x = 144,238.35 × 56,773.95
  4. Step 4: Simplify right side
    104,521.02x = 8,188,980,542.99
  5. Step 5: Solve for x
    x = 8,188,980,542.99/104,521.02
  6. Step 6: Final answer
    x = 78,347.69

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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.