Home / 97,426.06-134,450.49-54,985.30

Finding the Fourth Proportional to 97,426.06, 134,450.49 and 54,985.30

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Solution

The fourth proportional to 97,426.06, 134,450.49 and 54,985.30 is: 75,881.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,426.06 : 134,450.49 = 54,985.30 : x
  2. Step 2: Convert to fraction form
    97,426.06/134,450.49 = 54,985.30/x
  3. Step 3: Cross multiply
    97,426.06x = 134,450.49 × 54,985.30
  4. Step 4: Simplify right side
    97,426.06x = 7,392,800,527.80
  5. Step 5: Solve for x
    x = 7,392,800,527.80/97,426.06
  6. Step 6: Final answer
    x = 75,881.14

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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.