Home / 42,994.04-64,515.96-18,031.86

Finding the Fourth Proportional to 42,994.04, 64,515.96 and 18,031.86

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Solution

The fourth proportional to 42,994.04, 64,515.96 and 18,031.86 is: 27,058.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,994.04 : 64,515.96 = 18,031.86 : x
  2. Step 2: Convert to fraction form
    42,994.04/64,515.96 = 18,031.86/x
  3. Step 3: Cross multiply
    42,994.04x = 64,515.96 × 18,031.86
  4. Step 4: Simplify right side
    42,994.04x = 1,163,342,758.49
  5. Step 5: Solve for x
    x = 1,163,342,758.49/42,994.04
  6. Step 6: Final answer
    x = 27,058.24

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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.