Home / 155,420.60-233,246.10-113,948.60

Finding the Fourth Proportional to 155,420.60, 233,246.10 and 113,948.60

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Solution

The fourth proportional to 155,420.60, 233,246.10 and 113,948.60 is: 171,007.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,420.60 : 233,246.10 = 113,948.60 : x
  2. Step 2: Convert to fraction form
    155,420.60/233,246.10 = 113,948.60/x
  3. Step 3: Cross multiply
    155,420.60x = 233,246.10 × 113,948.60
  4. Step 4: Simplify right side
    155,420.60x = 26,578,066,550.46
  5. Step 5: Solve for x
    x = 26,578,066,550.46/155,420.60
  6. Step 6: Final answer
    x = 171,007.36

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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.