Home / 169,790.20-234,299.14-93,307.65

Finding the Fourth Proportional to 169,790.20, 234,299.14 and 93,307.65

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Solution

The fourth proportional to 169,790.20, 234,299.14 and 93,307.65 is: 128,758.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,790.20 : 234,299.14 = 93,307.65 : x
  2. Step 2: Convert to fraction form
    169,790.20/234,299.14 = 93,307.65/x
  3. Step 3: Cross multiply
    169,790.20x = 234,299.14 × 93,307.65
  4. Step 4: Simplify right side
    169,790.20x = 21,861,901,038.53
  5. Step 5: Solve for x
    x = 21,861,901,038.53/169,790.20
  6. Step 6: Final answer
    x = 128,758.32

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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.