Home / 117,800.24-162,624.36-90,882.32

Finding the Fourth Proportional to 117,800.24, 162,624.36 and 90,882.32

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Solution

The fourth proportional to 117,800.24, 162,624.36 and 90,882.32 is: 125,463.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,800.24 : 162,624.36 = 90,882.32 : x
  2. Step 2: Convert to fraction form
    117,800.24/162,624.36 = 90,882.32/x
  3. Step 3: Cross multiply
    117,800.24x = 162,624.36 × 90,882.32
  4. Step 4: Simplify right side
    117,800.24x = 14,779,679,125.32
  5. Step 5: Solve for x
    x = 14,779,679,125.32/117,800.24
  6. Step 6: Final answer
    x = 125,463.91

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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.