Home / 84,339.07-126,529.35-59,427.75

Finding the Fourth Proportional to 84,339.07, 126,529.35 and 59,427.75

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Solution

The fourth proportional to 84,339.07, 126,529.35 and 59,427.75 is: 89,156.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,339.07 : 126,529.35 = 59,427.75 : x
  2. Step 2: Convert to fraction form
    84,339.07/126,529.35 = 59,427.75/x
  3. Step 3: Cross multiply
    84,339.07x = 126,529.35 × 59,427.75
  4. Step 4: Simplify right side
    84,339.07x = 7,519,354,579.46
  5. Step 5: Solve for x
    x = 7,519,354,579.46/84,339.07
  6. Step 6: Final answer
    x = 89,156.24

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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.