Home / 161,530.71-242,296.31-43,202.06

Finding the Fourth Proportional to 161,530.71, 242,296.31 and 43,202.06

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Solution

The fourth proportional to 161,530.71, 242,296.31 and 43,202.06 is: 64,803.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,530.71 : 242,296.31 = 43,202.06 : x
  2. Step 2: Convert to fraction form
    161,530.71/242,296.31 = 43,202.06/x
  3. Step 3: Cross multiply
    161,530.71x = 242,296.31 × 43,202.06
  4. Step 4: Simplify right side
    161,530.71x = 10,467,699,527.53
  5. Step 5: Solve for x
    x = 10,467,699,527.53/161,530.71
  6. Step 6: Final answer
    x = 64,803.16

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1.5x scale

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.