Home / 50,090.86-69,127.04-27,430.81

Finding the Fourth Proportional to 50,090.86, 69,127.04 and 27,430.81

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Solution

The fourth proportional to 50,090.86, 69,127.04 and 27,430.81 is: 37,855.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,090.86 : 69,127.04 = 27,430.81 : x
  2. Step 2: Convert to fraction form
    50,090.86/69,127.04 = 27,430.81/x
  3. Step 3: Cross multiply
    50,090.86x = 69,127.04 × 27,430.81
  4. Step 4: Simplify right side
    50,090.86x = 1,896,210,700.10
  5. Step 5: Solve for x
    x = 1,896,210,700.10/50,090.86
  6. Step 6: Final answer
    x = 37,855.42

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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.