Home / 103,856.49-155,784.73-24,970.72

Finding the Fourth Proportional to 103,856.49, 155,784.73 and 24,970.72

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Solution

The fourth proportional to 103,856.49, 155,784.73 and 24,970.72 is: 37,456.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,856.49 : 155,784.73 = 24,970.72 : x
  2. Step 2: Convert to fraction form
    103,856.49/155,784.73 = 24,970.72/x
  3. Step 3: Cross multiply
    103,856.49x = 155,784.73 × 24,970.72
  4. Step 4: Simplify right side
    103,856.49x = 3,890,056,094.18
  5. Step 5: Solve for x
    x = 3,890,056,094.18/103,856.49
  6. Step 6: Final answer
    x = 37,456.07

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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.