Home / 42,516.88-63,746.42-23,809.76

Finding the Fourth Proportional to 42,516.88, 63,746.42 and 23,809.76

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Solution

The fourth proportional to 42,516.88, 63,746.42 and 23,809.76 is: 35,698.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,516.88 : 63,746.42 = 23,809.76 : x
  2. Step 2: Convert to fraction form
    42,516.88/63,746.42 = 23,809.76/x
  3. Step 3: Cross multiply
    42,516.88x = 63,746.42 × 23,809.76
  4. Step 4: Simplify right side
    42,516.88x = 1,517,786,961.06
  5. Step 5: Solve for x
    x = 1,517,786,961.06/42,516.88
  6. Step 6: Final answer
    x = 35,698.46

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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.