Home / 39,066.99-53,903.12-23,148.68

Finding the Fourth Proportional to 39,066.99, 53,903.12 and 23,148.68

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Solution

The fourth proportional to 39,066.99, 53,903.12 and 23,148.68 is: 31,939.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,066.99 : 53,903.12 = 23,148.68 : x
  2. Step 2: Convert to fraction form
    39,066.99/53,903.12 = 23,148.68/x
  3. Step 3: Cross multiply
    39,066.99x = 53,903.12 × 23,148.68
  4. Step 4: Simplify right side
    39,066.99x = 1,247,785,690.62
  5. Step 5: Solve for x
    x = 1,247,785,690.62/39,066.99
  6. Step 6: Final answer
    x = 31,939.64

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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.