Home / 97,340.81-134,330.07-54,319.84

Finding the Fourth Proportional to 97,340.81, 134,330.07 and 54,319.84

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Solution

The fourth proportional to 97,340.81, 134,330.07 and 54,319.84 is: 74,961.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,340.81 : 134,330.07 = 54,319.84 : x
  2. Step 2: Convert to fraction form
    97,340.81/134,330.07 = 54,319.84/x
  3. Step 3: Cross multiply
    97,340.81x = 134,330.07 × 54,319.84
  4. Step 4: Simplify right side
    97,340.81x = 7,296,788,277.53
  5. Step 5: Solve for x
    x = 7,296,788,277.53/97,340.81
  6. Step 6: Final answer
    x = 74,961.24

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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.