Home / 42,166.20-63,119.70-37,500.60

Finding the Fourth Proportional to 42,166.20, 63,119.70 and 37,500.60

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Solution

The fourth proportional to 42,166.20, 63,119.70 and 37,500.60 is: 56,135.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,166.20 : 63,119.70 = 37,500.60 : x
  2. Step 2: Convert to fraction form
    42,166.20/63,119.70 = 37,500.60/x
  3. Step 3: Cross multiply
    42,166.20x = 63,119.70 × 37,500.60
  4. Step 4: Simplify right side
    42,166.20x = 2,367,026,621.82
  5. Step 5: Solve for x
    x = 2,367,026,621.82/42,166.20
  6. Step 6: Final answer
    x = 56,135.64

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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.