Home / 164,988.54-247,509.60-51,109.74

Finding the Fourth Proportional to 164,988.54, 247,509.60 and 51,109.74

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Solution

The fourth proportional to 164,988.54, 247,509.60 and 51,109.74 is: 76,672.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,988.54 : 247,509.60 = 51,109.74 : x
  2. Step 2: Convert to fraction form
    164,988.54/247,509.60 = 51,109.74/x
  3. Step 3: Cross multiply
    164,988.54x = 247,509.60 × 51,109.74
  4. Step 4: Simplify right side
    164,988.54x = 12,650,151,303.50
  5. Step 5: Solve for x
    x = 12,650,151,303.50/164,988.54
  6. Step 6: Final answer
    x = 76,672.91

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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.