Home / 155,437.78-233,162.70-48,894.40

Finding the Fourth Proportional to 155,437.78, 233,162.70 and 48,894.40

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Solution

The fourth proportional to 155,437.78, 233,162.70 and 48,894.40 is: 73,343.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,437.78 : 233,162.70 = 48,894.40 : x
  2. Step 2: Convert to fraction form
    155,437.78/233,162.70 = 48,894.40/x
  3. Step 3: Cross multiply
    155,437.78x = 233,162.70 × 48,894.40
  4. Step 4: Simplify right side
    155,437.78x = 11,400,350,318.88
  5. Step 5: Solve for x
    x = 11,400,350,318.88/155,437.78
  6. Step 6: Final answer
    x = 73,343.50

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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.