Home / 97,405.39-134,425.38-54,384.82

Finding the Fourth Proportional to 97,405.39, 134,425.38 and 54,384.82

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Solution

The fourth proportional to 97,405.39, 134,425.38 and 54,384.82 is: 75,054.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,405.39 : 134,425.38 = 54,384.82 : x
  2. Step 2: Convert to fraction form
    97,405.39/134,425.38 = 54,384.82/x
  3. Step 3: Cross multiply
    97,405.39x = 134,425.38 × 54,384.82
  4. Step 4: Simplify right side
    97,405.39x = 7,310,700,545.60
  5. Step 5: Solve for x
    x = 7,310,700,545.60/97,405.39
  6. Step 6: Final answer
    x = 75,054.37

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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.