Home / 84,427.50-116,498.54-48,133.63

Finding the Fourth Proportional to 84,427.50, 116,498.54 and 48,133.63

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Solution

The fourth proportional to 84,427.50, 116,498.54 and 48,133.63 is: 66,417.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,427.50 : 116,498.54 = 48,133.63 : x
  2. Step 2: Convert to fraction form
    84,427.50/116,498.54 = 48,133.63/x
  3. Step 3: Cross multiply
    84,427.50x = 116,498.54 × 48,133.63
  4. Step 4: Simplify right side
    84,427.50x = 5,607,497,532.05
  5. Step 5: Solve for x
    x = 5,607,497,532.05/84,427.50
  6. Step 6: Final answer
    x = 66,417.90

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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.