Home / 110,875.06-166,417.74-68,627.35

Finding the Fourth Proportional to 110,875.06, 166,417.74 and 68,627.35

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Solution

The fourth proportional to 110,875.06, 166,417.74 and 68,627.35 is: 103,006.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,875.06 : 166,417.74 = 68,627.35 : x
  2. Step 2: Convert to fraction form
    110,875.06/166,417.74 = 68,627.35/x
  3. Step 3: Cross multiply
    110,875.06x = 166,417.74 × 68,627.35
  4. Step 4: Simplify right side
    110,875.06x = 11,420,808,489.19
  5. Step 5: Solve for x
    x = 11,420,808,489.19/110,875.06
  6. Step 6: Final answer
    x = 103,006.11

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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.