Home / 114,649.21-158,210.62-63,665.18

Finding the Fourth Proportional to 114,649.21, 158,210.62 and 63,665.18

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Solution

The fourth proportional to 114,649.21, 158,210.62 and 63,665.18 is: 87,855.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,649.21 : 158,210.62 = 63,665.18 : x
  2. Step 2: Convert to fraction form
    114,649.21/158,210.62 = 63,665.18/x
  3. Step 3: Cross multiply
    114,649.21x = 158,210.62 × 63,665.18
  4. Step 4: Simplify right side
    114,649.21x = 10,072,507,600.21
  5. Step 5: Solve for x
    x = 10,072,507,600.21/114,649.21
  6. Step 6: Final answer
    x = 87,855.01

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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.