Home / 146,782.08-202,554.72-86,351.04

Finding the Fourth Proportional to 146,782.08, 202,554.72 and 86,351.04

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Solution

The fourth proportional to 146,782.08, 202,554.72 and 86,351.04 is: 119,161.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,782.08 : 202,554.72 = 86,351.04 : x
  2. Step 2: Convert to fraction form
    146,782.08/202,554.72 = 86,351.04/x
  3. Step 3: Cross multiply
    146,782.08x = 202,554.72 × 86,351.04
  4. Step 4: Simplify right side
    146,782.08x = 17,490,810,728.91
  5. Step 5: Solve for x
    x = 17,490,810,728.91/146,782.08
  6. Step 6: Final answer
    x = 119,161.76

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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.