Home / 42,427.58-63,663.24-17,486.06

Finding the Fourth Proportional to 42,427.58, 63,663.24 and 17,486.06

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Solution

The fourth proportional to 42,427.58, 63,663.24 and 17,486.06 is: 26,238.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,427.58 : 63,663.24 = 17,486.06 : x
  2. Step 2: Convert to fraction form
    42,427.58/63,663.24 = 17,486.06/x
  3. Step 3: Cross multiply
    42,427.58x = 63,663.24 × 17,486.06
  4. Step 4: Simplify right side
    42,427.58x = 1,113,219,234.43
  5. Step 5: Solve for x
    x = 1,113,219,234.43/42,427.58
  6. Step 6: Final answer
    x = 26,238.10

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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.