Home / 106,341.02-159,558.45-56,408.88

Finding the Fourth Proportional to 106,341.02, 159,558.45 and 56,408.88

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Solution

The fourth proportional to 106,341.02, 159,558.45 and 56,408.88 is: 84,638.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,341.02 : 159,558.45 = 56,408.88 : x
  2. Step 2: Convert to fraction form
    106,341.02/159,558.45 = 56,408.88/x
  3. Step 3: Cross multiply
    106,341.02x = 159,558.45 × 56,408.88
  4. Step 4: Simplify right side
    106,341.02x = 9,000,513,674.73
  5. Step 5: Solve for x
    x = 9,000,513,674.73/106,341.02
  6. Step 6: Final answer
    x = 84,638.21

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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.