Home / 147,577.86-221,235.30-54,061.74

Finding the Fourth Proportional to 147,577.86, 221,235.30 and 54,061.74

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Solution

The fourth proportional to 147,577.86, 221,235.30 and 54,061.74 is: 81,044.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,577.86 : 221,235.30 = 54,061.74 : x
  2. Step 2: Convert to fraction form
    147,577.86/221,235.30 = 54,061.74/x
  3. Step 3: Cross multiply
    147,577.86x = 221,235.30 × 54,061.74
  4. Step 4: Simplify right side
    147,577.86x = 11,960,365,267.42
  5. Step 5: Solve for x
    x = 11,960,365,267.42/147,577.86
  6. Step 6: Final answer
    x = 81,044.44

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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.