Home / 97,369.60-134,338.56-54,342.16

Finding the Fourth Proportional to 97,369.60, 134,338.56 and 54,342.16

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Solution

The fourth proportional to 97,369.60, 134,338.56 and 54,342.16 is: 74,974.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,369.60 : 134,338.56 = 54,342.16 : x
  2. Step 2: Convert to fraction form
    97,369.60/134,338.56 = 54,342.16/x
  3. Step 3: Cross multiply
    97,369.60x = 134,338.56 × 54,342.16
  4. Step 4: Simplify right side
    97,369.60x = 7,300,247,521.69
  5. Step 5: Solve for x
    x = 7,300,247,521.69/97,369.60
  6. Step 6: Final answer
    x = 74,974.61

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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.