Home / 164,823.61-247,153.60-52,489.18

Finding the Fourth Proportional to 164,823.61, 247,153.60 and 52,489.18

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Solution

The fourth proportional to 164,823.61, 247,153.60 and 52,489.18 is: 78,707.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,823.61 : 247,153.60 = 52,489.18 : x
  2. Step 2: Convert to fraction form
    164,823.61/247,153.60 = 52,489.18/x
  3. Step 3: Cross multiply
    164,823.61x = 247,153.60 × 52,489.18
  4. Step 4: Simplify right side
    164,823.61x = 12,972,889,798.05
  5. Step 5: Solve for x
    x = 12,972,889,798.05/164,823.61
  6. Step 6: Final answer
    x = 78,707.72

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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.