Home / 42,360.08-63,487.56-14,625.68

Finding the Fourth Proportional to 42,360.08, 63,487.56 and 14,625.68

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Solution

The fourth proportional to 42,360.08, 63,487.56 and 14,625.68 is: 21,920.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,360.08 : 63,487.56 = 14,625.68 : x
  2. Step 2: Convert to fraction form
    42,360.08/63,487.56 = 14,625.68/x
  3. Step 3: Cross multiply
    42,360.08x = 63,487.56 × 14,625.68
  4. Step 4: Simplify right side
    42,360.08x = 928,548,736.54
  5. Step 5: Solve for x
    x = 928,548,736.54/42,360.08
  6. Step 6: Final answer
    x = 21,920.37

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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.