Home / 77,212.12-106,563.87-44,500.17

Finding the Fourth Proportional to 77,212.12, 106,563.87 and 44,500.17

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Solution

The fourth proportional to 77,212.12, 106,563.87 and 44,500.17 is: 61,416.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,212.12 : 106,563.87 = 44,500.17 : x
  2. Step 2: Convert to fraction form
    77,212.12/106,563.87 = 44,500.17/x
  3. Step 3: Cross multiply
    77,212.12x = 106,563.87 × 44,500.17
  4. Step 4: Simplify right side
    77,212.12x = 4,742,110,330.86
  5. Step 5: Solve for x
    x = 4,742,110,330.86/77,212.12
  6. Step 6: Final answer
    x = 61,416.66

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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.