Home / 43,260.08-64,805.96-28,423.92

Finding the Fourth Proportional to 43,260.08, 64,805.96 and 28,423.92

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Solution

The fourth proportional to 43,260.08, 64,805.96 and 28,423.92 is: 42,580.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,260.08 : 64,805.96 = 28,423.92 : x
  2. Step 2: Convert to fraction form
    43,260.08/64,805.96 = 28,423.92/x
  3. Step 3: Cross multiply
    43,260.08x = 64,805.96 × 28,423.92
  4. Step 4: Simplify right side
    43,260.08x = 1,842,039,422.56
  5. Step 5: Solve for x
    x = 1,842,039,422.56/43,260.08
  6. Step 6: Final answer
    x = 42,580.58

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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.