Home / 30,507.62-42,125.01-24,520.10

Finding the Fourth Proportional to 30,507.62, 42,125.01 and 24,520.10

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Solution

The fourth proportional to 30,507.62, 42,125.01 and 24,520.10 is: 33,857.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,507.62 : 42,125.01 = 24,520.10 : x
  2. Step 2: Convert to fraction form
    30,507.62/42,125.01 = 24,520.10/x
  3. Step 3: Cross multiply
    30,507.62x = 42,125.01 × 24,520.10
  4. Step 4: Simplify right side
    30,507.62x = 1,032,909,457.70
  5. Step 5: Solve for x
    x = 1,032,909,457.70/30,507.62
  6. Step 6: Final answer
    x = 33,857.43

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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.