Home / 294,941.60-442,081.20-117,400.16

Finding the Fourth Proportional to 294,941.60, 442,081.20 and 117,400.16

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Solution

The fourth proportional to 294,941.60, 442,081.20 and 117,400.16 is: 175,968.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,941.60 : 442,081.20 = 117,400.16 : x
  2. Step 2: Convert to fraction form
    294,941.60/442,081.20 = 117,400.16/x
  3. Step 3: Cross multiply
    294,941.60x = 442,081.20 × 117,400.16
  4. Step 4: Simplify right side
    294,941.60x = 51,900,403,612.99
  5. Step 5: Solve for x
    x = 51,900,403,612.99/294,941.60
  6. Step 6: Final answer
    x = 175,968.41

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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.