Home / 357,284.16-536,004-120,616.74

Finding the Fourth Proportional to 357,284.16, 536,004 and 120,616.74

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Solution

The fourth proportional to 357,284.16, 536,004 and 120,616.74 is: 180,951.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,284.16 : 536,004 = 120,616.74 : x
  2. Step 2: Convert to fraction form
    357,284.16/536,004 = 120,616.74/x
  3. Step 3: Cross multiply
    357,284.16x = 536,004 × 120,616.74
  4. Step 4: Simplify right side
    357,284.16x = 64,651,055,106.96
  5. Step 5: Solve for x
    x = 64,651,055,106.96/357,284.16
  6. Step 6: Final answer
    x = 180,951.36

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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.