Home / 104,056.75-143,598.32-56,310.10

Finding the Fourth Proportional to 104,056.75, 143,598.32 and 56,310.10

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Solution

The fourth proportional to 104,056.75, 143,598.32 and 56,310.10 is: 77,707.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,056.75 : 143,598.32 = 56,310.10 : x
  2. Step 2: Convert to fraction form
    104,056.75/143,598.32 = 56,310.10/x
  3. Step 3: Cross multiply
    104,056.75x = 143,598.32 × 56,310.10
  4. Step 4: Simplify right side
    104,056.75x = 8,086,035,305.90
  5. Step 5: Solve for x
    x = 8,086,035,305.90/104,056.75
  6. Step 6: Final answer
    x = 77,707.94

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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.