Home / 104,199.34-143,795.20-56,452.28

Finding the Fourth Proportional to 104,199.34, 143,795.20 and 56,452.28

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Solution

The fourth proportional to 104,199.34, 143,795.20 and 56,452.28 is: 77,904.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,199.34 : 143,795.20 = 56,452.28 : x
  2. Step 2: Convert to fraction form
    104,199.34/143,795.20 = 56,452.28/x
  3. Step 3: Cross multiply
    104,199.34x = 143,795.20 × 56,452.28
  4. Step 4: Simplify right side
    104,199.34x = 8,117,566,893.06
  5. Step 5: Solve for x
    x = 8,117,566,893.06/104,199.34
  6. Step 6: Final answer
    x = 77,904.21

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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.