Home / 102,214.73-153,353.49-52,329.84

Finding the Fourth Proportional to 102,214.73, 153,353.49 and 52,329.84

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Solution

The fourth proportional to 102,214.73, 153,353.49 and 52,329.84 is: 78,510.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,214.73 : 153,353.49 = 52,329.84 : x
  2. Step 2: Convert to fraction form
    102,214.73/153,353.49 = 52,329.84/x
  3. Step 3: Cross multiply
    102,214.73x = 153,353.49 × 52,329.84
  4. Step 4: Simplify right side
    102,214.73x = 8,024,963,696.67
  5. Step 5: Solve for x
    x = 8,024,963,696.67/102,214.73
  6. Step 6: Final answer
    x = 78,510.84

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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.