Home / 103,030.68-154,546.02-56,258.04

Finding the Fourth Proportional to 103,030.68, 154,546.02 and 56,258.04

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Solution

The fourth proportional to 103,030.68, 154,546.02 and 56,258.04 is: 84,387.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,030.68 : 154,546.02 = 56,258.04 : x
  2. Step 2: Convert to fraction form
    103,030.68/154,546.02 = 56,258.04/x
  3. Step 3: Cross multiply
    103,030.68x = 154,546.02 × 56,258.04
  4. Step 4: Simplify right side
    103,030.68x = 8,694,456,175.00
  5. Step 5: Solve for x
    x = 8,694,456,175.00/103,030.68
  6. Step 6: Final answer
    x = 84,387.06

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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.