Home / 173,616.40-239,589.48-98,165.20

Finding the Fourth Proportional to 173,616.40, 239,589.48 and 98,165.20

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Solution

The fourth proportional to 173,616.40, 239,589.48 and 98,165.20 is: 135,467.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,616.40 : 239,589.48 = 98,165.20 : x
  2. Step 2: Convert to fraction form
    173,616.40/239,589.48 = 98,165.20/x
  3. Step 3: Cross multiply
    173,616.40x = 239,589.48 × 98,165.20
  4. Step 4: Simplify right side
    173,616.40x = 23,519,349,222.10
  5. Step 5: Solve for x
    x = 23,519,349,222.10/173,616.40
  6. Step 6: Final answer
    x = 135,467.32

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1.5x scale

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.