Home / 207,010.10-310,296.45-118,072.10

Finding the Fourth Proportional to 207,010.10, 310,296.45 and 118,072.10

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Solution

The fourth proportional to 207,010.10, 310,296.45 and 118,072.10 is: 176,983.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,010.10 : 310,296.45 = 118,072.10 : x
  2. Step 2: Convert to fraction form
    207,010.10/310,296.45 = 118,072.10/x
  3. Step 3: Cross multiply
    207,010.10x = 310,296.45 × 118,072.10
  4. Step 4: Simplify right side
    207,010.10x = 36,637,353,474.05
  5. Step 5: Solve for x
    x = 36,637,353,474.05/207,010.10
  6. Step 6: Final answer
    x = 176,983.41

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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.