Home / 178,539.40-267,809.10-53,864.20

Finding the Fourth Proportional to 178,539.40, 267,809.10 and 53,864.20

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Solution

The fourth proportional to 178,539.40, 267,809.10 and 53,864.20 is: 80,796.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,539.40 : 267,809.10 = 53,864.20 : x
  2. Step 2: Convert to fraction form
    178,539.40/267,809.10 = 53,864.20/x
  3. Step 3: Cross multiply
    178,539.40x = 267,809.10 × 53,864.20
  4. Step 4: Simplify right side
    178,539.40x = 14,425,322,924.22
  5. Step 5: Solve for x
    x = 14,425,322,924.22/178,539.40
  6. Step 6: Final answer
    x = 80,796.30

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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.