Home / 101,341.14-139,877.56-58,325.92

Finding the Fourth Proportional to 101,341.14, 139,877.56 and 58,325.92

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Solution

The fourth proportional to 101,341.14, 139,877.56 and 58,325.92 is: 80,505.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,341.14 : 139,877.56 = 58,325.92 : x
  2. Step 2: Convert to fraction form
    101,341.14/139,877.56 = 58,325.92/x
  3. Step 3: Cross multiply
    101,341.14x = 139,877.56 × 58,325.92
  4. Step 4: Simplify right side
    101,341.14x = 8,158,487,720.34
  5. Step 5: Solve for x
    x = 8,158,487,720.34/101,341.14
  6. Step 6: Final answer
    x = 80,505.19

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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.