Home / 64,500.03-89,000.37-36,200.25

Finding the Fourth Proportional to 64,500.03, 89,000.37 and 36,200.25

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Solution

The fourth proportional to 64,500.03, 89,000.37 and 36,200.25 is: 49,950.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,500.03 : 89,000.37 = 36,200.25 : x
  2. Step 2: Convert to fraction form
    64,500.03/89,000.37 = 36,200.25/x
  3. Step 3: Cross multiply
    64,500.03x = 89,000.37 × 36,200.25
  4. Step 4: Simplify right side
    64,500.03x = 3,221,835,644.09
  5. Step 5: Solve for x
    x = 3,221,835,644.09/64,500.03
  6. Step 6: Final answer
    x = 49,950.92

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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.