Home / 164,895.60-247,343.40-163,911.45

Finding the Fourth Proportional to 164,895.60, 247,343.40 and 163,911.45

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Solution

The fourth proportional to 164,895.60, 247,343.40 and 163,911.45 is: 245,867.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,895.60 : 247,343.40 = 163,911.45 : x
  2. Step 2: Convert to fraction form
    164,895.60/247,343.40 = 163,911.45/x
  3. Step 3: Cross multiply
    164,895.60x = 247,343.40 × 163,911.45
  4. Step 4: Simplify right side
    164,895.60x = 40,542,415,341.93
  5. Step 5: Solve for x
    x = 40,542,415,341.93/164,895.60
  6. Step 6: Final answer
    x = 245,867.18

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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.