Home / 42,305.20-63,465.80-17,006.67

Finding the Fourth Proportional to 42,305.20, 63,465.80 and 17,006.67

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Solution

The fourth proportional to 42,305.20, 63,465.80 and 17,006.67 is: 25,513.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,305.20 : 63,465.80 = 17,006.67 : x
  2. Step 2: Convert to fraction form
    42,305.20/63,465.80 = 17,006.67/x
  3. Step 3: Cross multiply
    42,305.20x = 63,465.80 × 17,006.67
  4. Step 4: Simplify right side
    42,305.20x = 1,079,341,800.74
  5. Step 5: Solve for x
    x = 1,079,341,800.74/42,305.20
  6. Step 6: Final answer
    x = 25,513.22

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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.