Home / 45,026.58-67,503.30-18,750.96

Finding the Fourth Proportional to 45,026.58, 67,503.30 and 18,750.96

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Solution

The fourth proportional to 45,026.58, 67,503.30 and 18,750.96 is: 28,111.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,026.58 : 67,503.30 = 18,750.96 : x
  2. Step 2: Convert to fraction form
    45,026.58/67,503.30 = 18,750.96/x
  3. Step 3: Cross multiply
    45,026.58x = 67,503.30 × 18,750.96
  4. Step 4: Simplify right side
    45,026.58x = 1,265,751,678.17
  5. Step 5: Solve for x
    x = 1,265,751,678.17/45,026.58
  6. Step 6: Final answer
    x = 28,111.21

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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.