Home / 56,410.10-77,881.31-36,301.91

Finding the Fourth Proportional to 56,410.10, 77,881.31 and 36,301.91

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Solution

The fourth proportional to 56,410.10, 77,881.31 and 36,301.91 is: 50,119.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,410.10 : 77,881.31 = 36,301.91 : x
  2. Step 2: Convert to fraction form
    56,410.10/77,881.31 = 36,301.91/x
  3. Step 3: Cross multiply
    56,410.10x = 77,881.31 × 36,301.91
  4. Step 4: Simplify right side
    56,410.10x = 2,827,239,735.39
  5. Step 5: Solve for x
    x = 2,827,239,735.39/56,410.10
  6. Step 6: Final answer
    x = 50,119.39

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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.