Home / 39,999.18-55,187.79-23,002.50

Finding the Fourth Proportional to 39,999.18, 55,187.79 and 23,002.50

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Solution

The fourth proportional to 39,999.18, 55,187.79 and 23,002.50 is: 31,737.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,999.18 : 55,187.79 = 23,002.50 : x
  2. Step 2: Convert to fraction form
    39,999.18/55,187.79 = 23,002.50/x
  3. Step 3: Cross multiply
    39,999.18x = 55,187.79 × 23,002.50
  4. Step 4: Simplify right side
    39,999.18x = 1,269,457,139.48
  5. Step 5: Solve for x
    x = 1,269,457,139.48/39,999.18
  6. Step 6: Final answer
    x = 31,737.08

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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.