Home / 158,345.36-237,346.32-79,268.84

Finding the Fourth Proportional to 158,345.36, 237,346.32 and 79,268.84

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Solution

The fourth proportional to 158,345.36, 237,346.32 and 79,268.84 is: 118,817.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,345.36 : 237,346.32 = 79,268.84 : x
  2. Step 2: Convert to fraction form
    158,345.36/237,346.32 = 79,268.84/x
  3. Step 3: Cross multiply
    158,345.36x = 237,346.32 × 79,268.84
  4. Step 4: Simplify right side
    158,345.36x = 18,814,167,464.67
  5. Step 5: Solve for x
    x = 18,814,167,464.67/158,345.36
  6. Step 6: Final answer
    x = 118,817.30

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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.