Home / 58,154.38-80,257.10-39,066.03

Finding the Fourth Proportional to 58,154.38, 80,257.10 and 39,066.03

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Solution

The fourth proportional to 58,154.38, 80,257.10 and 39,066.03 is: 53,913.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,154.38 : 80,257.10 = 39,066.03 : x
  2. Step 2: Convert to fraction form
    58,154.38/80,257.10 = 39,066.03/x
  3. Step 3: Cross multiply
    58,154.38x = 80,257.10 × 39,066.03
  4. Step 4: Simplify right side
    58,154.38x = 3,135,326,080.98
  5. Step 5: Solve for x
    x = 3,135,326,080.98/58,154.38
  6. Step 6: Final answer
    x = 53,913.84

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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.