Home / 268,459.02-402,325.64-118,673.82

Finding the Fourth Proportional to 268,459.02, 402,325.64 and 118,673.82

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Solution

The fourth proportional to 268,459.02, 402,325.64 and 118,673.82 is: 177,850.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,459.02 : 402,325.64 = 118,673.82 : x
  2. Step 2: Convert to fraction form
    268,459.02/402,325.64 = 118,673.82/x
  3. Step 3: Cross multiply
    268,459.02x = 402,325.64 × 118,673.82
  4. Step 4: Simplify right side
    268,459.02x = 47,745,520,582.74
  5. Step 5: Solve for x
    x = 47,745,520,582.74/268,459.02
  6. Step 6: Final answer
    x = 177,850.31

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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.