Home / 63,081.10-87,050.83-34,400.99

Finding the Fourth Proportional to 63,081.10, 87,050.83 and 34,400.99

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Solution

The fourth proportional to 63,081.10, 87,050.83 and 34,400.99 is: 47,472.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,081.10 : 87,050.83 = 34,400.99 : x
  2. Step 2: Convert to fraction form
    63,081.10/87,050.83 = 34,400.99/x
  3. Step 3: Cross multiply
    63,081.10x = 87,050.83 × 34,400.99
  4. Step 4: Simplify right side
    63,081.10x = 2,994,634,342.03
  5. Step 5: Solve for x
    x = 2,994,634,342.03/63,081.10
  6. Step 6: Final answer
    x = 47,472.76

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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.