Home / 39,827.08-54,984.99-35,398.81

Finding the Fourth Proportional to 39,827.08, 54,984.99 and 35,398.81

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Solution

The fourth proportional to 39,827.08, 54,984.99 and 35,398.81 is: 48,871.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,827.08 : 54,984.99 = 35,398.81 : x
  2. Step 2: Convert to fraction form
    39,827.08/54,984.99 = 35,398.81/x
  3. Step 3: Cross multiply
    39,827.08x = 54,984.99 × 35,398.81
  4. Step 4: Simplify right side
    39,827.08x = 1,946,403,213.86
  5. Step 5: Solve for x
    x = 1,946,403,213.86/39,827.08
  6. Step 6: Final answer
    x = 48,871.35

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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.