Home / 173,625.76-239,577.36-105,607.84

Finding the Fourth Proportional to 173,625.76, 239,577.36 and 105,607.84

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Solution

The fourth proportional to 173,625.76, 239,577.36 and 105,607.84 is: 145,722.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,625.76 : 239,577.36 = 105,607.84 : x
  2. Step 2: Convert to fraction form
    173,625.76/239,577.36 = 105,607.84/x
  3. Step 3: Cross multiply
    173,625.76x = 239,577.36 × 105,607.84
  4. Step 4: Simplify right side
    173,625.76x = 25,301,247,502.50
  5. Step 5: Solve for x
    x = 25,301,247,502.50/173,625.76
  6. Step 6: Final answer
    x = 145,722.89

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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.