Home / 65,528.88-90,426.96-37,237.20

Finding the Fourth Proportional to 65,528.88, 90,426.96 and 37,237.20

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Solution

The fourth proportional to 65,528.88, 90,426.96 and 37,237.20 is: 51,385.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,528.88 : 90,426.96 = 37,237.20 : x
  2. Step 2: Convert to fraction form
    65,528.88/90,426.96 = 37,237.20/x
  3. Step 3: Cross multiply
    65,528.88x = 90,426.96 × 37,237.20
  4. Step 4: Simplify right side
    65,528.88x = 3,367,246,794.91
  5. Step 5: Solve for x
    x = 3,367,246,794.91/65,528.88
  6. Step 6: Final answer
    x = 51,385.69

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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.