Home / 47,091.50-70,637.26-14,259.50

Finding the Fourth Proportional to 47,091.50, 70,637.26 and 14,259.50

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Solution

The fourth proportional to 47,091.50, 70,637.26 and 14,259.50 is: 21,389.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,091.50 : 70,637.26 = 14,259.50 : x
  2. Step 2: Convert to fraction form
    47,091.50/70,637.26 = 14,259.50/x
  3. Step 3: Cross multiply
    47,091.50x = 70,637.26 × 14,259.50
  4. Step 4: Simplify right side
    47,091.50x = 1,007,252,008.97
  5. Step 5: Solve for x
    x = 1,007,252,008.97/47,091.50
  6. Step 6: Final answer
    x = 21,389.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.