Home / 75,726.95-104,521.00-47,068.25

Finding the Fourth Proportional to 75,726.95, 104,521.00 and 47,068.25

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Solution

The fourth proportional to 75,726.95, 104,521.00 and 47,068.25 is: 64,965.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,726.95 : 104,521.00 = 47,068.25 : x
  2. Step 2: Convert to fraction form
    75,726.95/104,521.00 = 47,068.25/x
  3. Step 3: Cross multiply
    75,726.95x = 104,521.00 × 47,068.25
  4. Step 4: Simplify right side
    75,726.95x = 4,919,620,701.88
  5. Step 5: Solve for x
    x = 4,919,620,701.88/75,726.95
  6. Step 6: Final answer
    x = 64,965.26

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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.