Home / 42,416.20-63,624.30-37,896.40

Finding the Fourth Proportional to 42,416.20, 63,624.30 and 37,896.40

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Solution

The fourth proportional to 42,416.20, 63,624.30 and 37,896.40 is: 56,844.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,416.20 : 63,624.30 = 37,896.40 : x
  2. Step 2: Convert to fraction form
    42,416.20/63,624.30 = 37,896.40/x
  3. Step 3: Cross multiply
    42,416.20x = 63,624.30 × 37,896.40
  4. Step 4: Simplify right side
    42,416.20x = 2,411,131,922.52
  5. Step 5: Solve for x
    x = 2,411,131,922.52/42,416.20
  6. Step 6: Final answer
    x = 56,844.60

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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.