Home / 163,329.71-245,029.20-58,148.38

Finding the Fourth Proportional to 163,329.71, 245,029.20 and 58,148.38

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Solution

The fourth proportional to 163,329.71, 245,029.20 and 58,148.38 is: 87,234.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,329.71 : 245,029.20 = 58,148.38 : x
  2. Step 2: Convert to fraction form
    163,329.71/245,029.20 = 58,148.38/x
  3. Step 3: Cross multiply
    163,329.71x = 245,029.20 × 58,148.38
  4. Step 4: Simplify right side
    163,329.71x = 14,248,049,516.81
  5. Step 5: Solve for x
    x = 14,248,049,516.81/163,329.71
  6. Step 6: Final answer
    x = 87,234.89

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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.