Home / 261,135.36-360,374.40-147,954.24

Finding the Fourth Proportional to 261,135.36, 360,374.40 and 147,954.24

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Solution

The fourth proportional to 261,135.36, 360,374.40 and 147,954.24 is: 204,181.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,135.36 : 360,374.40 = 147,954.24 : x
  2. Step 2: Convert to fraction form
    261,135.36/360,374.40 = 147,954.24/x
  3. Step 3: Cross multiply
    261,135.36x = 360,374.40 × 147,954.24
  4. Step 4: Simplify right side
    261,135.36x = 53,318,920,467.46
  5. Step 5: Solve for x
    x = 53,318,920,467.46/261,135.36
  6. Step 6: Final answer
    x = 204,181.16

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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.