Home / 64,440.54-96,688.35-34,879.32

Finding the Fourth Proportional to 64,440.54, 96,688.35 and 34,879.32

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Solution

The fourth proportional to 64,440.54, 96,688.35 and 34,879.32 is: 52,333.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,440.54 : 96,688.35 = 34,879.32 : x
  2. Step 2: Convert to fraction form
    64,440.54/96,688.35 = 34,879.32/x
  3. Step 3: Cross multiply
    64,440.54x = 96,688.35 × 34,879.32
  4. Step 4: Simplify right side
    64,440.54x = 3,372,423,899.92
  5. Step 5: Solve for x
    x = 3,372,423,899.92/64,440.54
  6. Step 6: Final answer
    x = 52,333.89

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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.