Home / 134,501.04-201,904.65-68,016.24

Finding the Fourth Proportional to 134,501.04, 201,904.65 and 68,016.24

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Solution

The fourth proportional to 134,501.04, 201,904.65 and 68,016.24 is: 102,101.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,501.04 : 201,904.65 = 68,016.24 : x
  2. Step 2: Convert to fraction form
    134,501.04/201,904.65 = 68,016.24/x
  3. Step 3: Cross multiply
    134,501.04x = 201,904.65 × 68,016.24
  4. Step 4: Simplify right side
    134,501.04x = 13,732,795,131.52
  5. Step 5: Solve for x
    x = 13,732,795,131.52/134,501.04
  6. Step 6: Final answer
    x = 102,101.78

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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.