Home / 103,281.30-154,875.87-29,392.02

Finding the Fourth Proportional to 103,281.30, 154,875.87 and 29,392.02

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Solution

The fourth proportional to 103,281.30, 154,875.87 and 29,392.02 is: 44,074.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,281.30 : 154,875.87 = 29,392.02 : x
  2. Step 2: Convert to fraction form
    103,281.30/154,875.87 = 29,392.02/x
  3. Step 3: Cross multiply
    103,281.30x = 154,875.87 × 29,392.02
  4. Step 4: Simplify right side
    103,281.30x = 4,552,114,668.56
  5. Step 5: Solve for x
    x = 4,552,114,668.56/103,281.30
  6. Step 6: Final answer
    x = 44,074.92

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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.