Home / 97,060.20-133,942.59-54,619.05

Finding the Fourth Proportional to 97,060.20, 133,942.59 and 54,619.05

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Solution

The fourth proportional to 97,060.20, 133,942.59 and 54,619.05 is: 75,374.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,060.20 : 133,942.59 = 54,619.05 : x
  2. Step 2: Convert to fraction form
    97,060.20/133,942.59 = 54,619.05/x
  3. Step 3: Cross multiply
    97,060.20x = 133,942.59 × 54,619.05
  4. Step 4: Simplify right side
    97,060.20x = 7,315,817,020.34
  5. Step 5: Solve for x
    x = 7,315,817,020.34/97,060.20
  6. Step 6: Final answer
    x = 75,374.02

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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.