Home / 175,072.30-262,003.65-105,001.90

Finding the Fourth Proportional to 175,072.30, 262,003.65 and 105,001.90

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Solution

The fourth proportional to 175,072.30, 262,003.65 and 105,001.90 is: 157,140.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,072.30 : 262,003.65 = 105,001.90 : x
  2. Step 2: Convert to fraction form
    175,072.30/262,003.65 = 105,001.90/x
  3. Step 3: Cross multiply
    175,072.30x = 262,003.65 × 105,001.90
  4. Step 4: Simplify right side
    175,072.30x = 27,510,881,056.94
  5. Step 5: Solve for x
    x = 27,510,881,056.94/175,072.30
  6. Step 6: Final answer
    x = 157,140.11

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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.