Home / 86,477.17-119,333.34-50,175.81

Finding the Fourth Proportional to 86,477.17, 119,333.34 and 50,175.81

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Solution

The fourth proportional to 86,477.17, 119,333.34 and 50,175.81 is: 69,239.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,477.17 : 119,333.34 = 50,175.81 : x
  2. Step 2: Convert to fraction form
    86,477.17/119,333.34 = 50,175.81/x
  3. Step 3: Cross multiply
    86,477.17x = 119,333.34 × 50,175.81
  4. Step 4: Simplify right side
    86,477.17x = 5,987,646,994.51
  5. Step 5: Solve for x
    x = 5,987,646,994.51/86,477.17
  6. Step 6: Final answer
    x = 69,239.63

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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.