Home / 439,599.85-659,307.51-123,982.95

Finding the Fourth Proportional to 439,599.85, 659,307.51 and 123,982.95

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Solution

The fourth proportional to 439,599.85, 659,307.51 and 123,982.95 is: 185,948.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,599.85 : 659,307.51 = 123,982.95 : x
  2. Step 2: Convert to fraction form
    439,599.85/659,307.51 = 123,982.95/x
  3. Step 3: Cross multiply
    439,599.85x = 659,307.51 × 123,982.95
  4. Step 4: Simplify right side
    439,599.85x = 81,742,887,574.55
  5. Step 5: Solve for x
    x = 81,742,887,574.55/439,599.85
  6. Step 6: Final answer
    x = 185,948.40

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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.