Home / 102,106.17-153,106.61-45,898.25

Finding the Fourth Proportional to 102,106.17, 153,106.61 and 45,898.25

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Solution

The fourth proportional to 102,106.17, 153,106.61 and 45,898.25 is: 68,823.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,106.17 : 153,106.61 = 45,898.25 : x
  2. Step 2: Convert to fraction form
    102,106.17/153,106.61 = 45,898.25/x
  3. Step 3: Cross multiply
    102,106.17x = 153,106.61 × 45,898.25
  4. Step 4: Simplify right side
    102,106.17x = 7,027,324,467.41
  5. Step 5: Solve for x
    x = 7,027,324,467.41/102,106.17
  6. Step 6: Final answer
    x = 68,823.70

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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.