Home / 102,214.65-153,353.39-52,329.77

Finding the Fourth Proportional to 102,214.65, 153,353.39 and 52,329.77

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Solution

The fourth proportional to 102,214.65, 153,353.39 and 52,329.77 is: 78,510.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,214.65 : 153,353.39 = 52,329.77 : x
  2. Step 2: Convert to fraction form
    102,214.65/153,353.39 = 52,329.77/x
  3. Step 3: Cross multiply
    102,214.65x = 153,353.39 × 52,329.77
  4. Step 4: Simplify right side
    102,214.65x = 8,024,947,174.08
  5. Step 5: Solve for x
    x = 8,024,947,174.08/102,214.65
  6. Step 6: Final answer
    x = 78,510.73

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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.