Home / 97,784.73-134,950.31-54,762.05

Finding the Fourth Proportional to 97,784.73, 134,950.31 and 54,762.05

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Solution

The fourth proportional to 97,784.73, 134,950.31 and 54,762.05 is: 75,575.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,784.73 : 134,950.31 = 54,762.05 : x
  2. Step 2: Convert to fraction form
    97,784.73/134,950.31 = 54,762.05/x
  3. Step 3: Cross multiply
    97,784.73x = 134,950.31 × 54,762.05
  4. Step 4: Simplify right side
    97,784.73x = 7,390,155,623.74
  5. Step 5: Solve for x
    x = 7,390,155,623.74/97,784.73
  6. Step 6: Final answer
    x = 75,575.76

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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.