Home / 97,340.42-134,329.53-54,319.46

Finding the Fourth Proportional to 97,340.42, 134,329.53 and 54,319.46

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Solution

The fourth proportional to 97,340.42, 134,329.53 and 54,319.46 is: 74,960.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,340.42 : 134,329.53 = 54,319.46 : x
  2. Step 2: Convert to fraction form
    97,340.42/134,329.53 = 54,319.46/x
  3. Step 3: Cross multiply
    97,340.42x = 134,329.53 × 54,319.46
  4. Step 4: Simplify right side
    97,340.42x = 7,296,707,754.96
  5. Step 5: Solve for x
    x = 7,296,707,754.96/97,340.42
  6. Step 6: Final answer
    x = 74,960.72

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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.