Home / 77,905.13-116,877.14-22,501.13

Finding the Fourth Proportional to 77,905.13, 116,877.14 and 22,501.13

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Solution

The fourth proportional to 77,905.13, 116,877.14 and 22,501.13 is: 33,757.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,905.13 : 116,877.14 = 22,501.13 : x
  2. Step 2: Convert to fraction form
    77,905.13/116,877.14 = 22,501.13/x
  3. Step 3: Cross multiply
    77,905.13x = 116,877.14 × 22,501.13
  4. Step 4: Simplify right side
    77,905.13x = 2,629,867,024.28
  5. Step 5: Solve for x
    x = 2,629,867,024.28/77,905.13
  6. Step 6: Final answer
    x = 33,757.30

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1.5x scale

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.