Home / 125,599.04-188,407.20-42,464.96

Finding the Fourth Proportional to 125,599.04, 188,407.20 and 42,464.96

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Solution

The fourth proportional to 125,599.04, 188,407.20 and 42,464.96 is: 63,700.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,599.04 : 188,407.20 = 42,464.96 : x
  2. Step 2: Convert to fraction form
    125,599.04/188,407.20 = 42,464.96/x
  3. Step 3: Cross multiply
    125,599.04x = 188,407.20 × 42,464.96
  4. Step 4: Simplify right side
    125,599.04x = 8,000,704,211.71
  5. Step 5: Solve for x
    x = 8,000,704,211.71/125,599.04
  6. Step 6: Final answer
    x = 63,700.36

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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.