Home / 39,108.73-53,931.19-29,441.34

Finding the Fourth Proportional to 39,108.73, 53,931.19 and 29,441.34

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Solution

The fourth proportional to 39,108.73, 53,931.19 and 29,441.34 is: 40,599.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,108.73 : 53,931.19 = 29,441.34 : x
  2. Step 2: Convert to fraction form
    39,108.73/53,931.19 = 29,441.34/x
  3. Step 3: Cross multiply
    39,108.73x = 53,931.19 × 29,441.34
  4. Step 4: Simplify right side
    39,108.73x = 1,587,806,501.39
  5. Step 5: Solve for x
    x = 1,587,806,501.39/39,108.73
  6. Step 6: Final answer
    x = 40,599.80

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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.