Home / 85,847.22-118,465.87-47,608.34

Finding the Fourth Proportional to 85,847.22, 118,465.87 and 47,608.34

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Solution

The fourth proportional to 85,847.22, 118,465.87 and 47,608.34 is: 65,697.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,847.22 : 118,465.87 = 47,608.34 : x
  2. Step 2: Convert to fraction form
    85,847.22/118,465.87 = 47,608.34/x
  3. Step 3: Cross multiply
    85,847.22x = 118,465.87 × 47,608.34
  4. Step 4: Simplify right side
    85,847.22x = 5,639,963,417.36
  5. Step 5: Solve for x
    x = 5,639,963,417.36/85,847.22
  6. Step 6: Final answer
    x = 65,697.68

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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.