Home / 119,571.68-165,088.28-74,317.16

Finding the Fourth Proportional to 119,571.68, 165,088.28 and 74,317.16

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Solution

The fourth proportional to 119,571.68, 165,088.28 and 74,317.16 is: 102,607.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,571.68 : 165,088.28 = 74,317.16 : x
  2. Step 2: Convert to fraction form
    119,571.68/165,088.28 = 74,317.16/x
  3. Step 3: Cross multiply
    119,571.68x = 165,088.28 × 74,317.16
  4. Step 4: Simplify right side
    119,571.68x = 12,268,892,118.88
  5. Step 5: Solve for x
    x = 12,268,892,118.88/119,571.68
  6. Step 6: Final answer
    x = 102,607.01

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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.