Home / 147,727.60-203,862.83-84,068.89

Finding the Fourth Proportional to 147,727.60, 203,862.83 and 84,068.89

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Solution

The fourth proportional to 147,727.60, 203,862.83 and 84,068.89 is: 116,014.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,727.60 : 203,862.83 = 84,068.89 : x
  2. Step 2: Convert to fraction form
    147,727.60/203,862.83 = 84,068.89/x
  3. Step 3: Cross multiply
    147,727.60x = 203,862.83 × 84,068.89
  4. Step 4: Simplify right side
    147,727.60x = 17,138,520,900.36
  5. Step 5: Solve for x
    x = 17,138,520,900.36/147,727.60
  6. Step 6: Final answer
    x = 116,014.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.