Home / 74,352.84-111,463.56-56,900.58

Finding the Fourth Proportional to 74,352.84, 111,463.56 and 56,900.58

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Solution

The fourth proportional to 74,352.84, 111,463.56 and 56,900.58 is: 85,300.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,352.84 : 111,463.56 = 56,900.58 : x
  2. Step 2: Convert to fraction form
    74,352.84/111,463.56 = 56,900.58/x
  3. Step 3: Cross multiply
    74,352.84x = 111,463.56 × 56,900.58
  4. Step 4: Simplify right side
    74,352.84x = 6,342,341,212.86
  5. Step 5: Solve for x
    x = 6,342,341,212.86/74,352.84
  6. Step 6: Final answer
    x = 85,300.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.