Home / 109,050.96-163,414.32-56,390.16

Finding the Fourth Proportional to 109,050.96, 163,414.32 and 56,390.16

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Solution

The fourth proportional to 109,050.96, 163,414.32 and 56,390.16 is: 84,501.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,050.96 : 163,414.32 = 56,390.16 : x
  2. Step 2: Convert to fraction form
    109,050.96/163,414.32 = 56,390.16/x
  3. Step 3: Cross multiply
    109,050.96x = 163,414.32 × 56,390.16
  4. Step 4: Simplify right side
    109,050.96x = 9,214,959,651.09
  5. Step 5: Solve for x
    x = 9,214,959,651.09/109,050.96
  6. Step 6: Final answer
    x = 84,501.41

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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.