Home / 102,281.04-153,485.43-39,106.47

Finding the Fourth Proportional to 102,281.04, 153,485.43 and 39,106.47

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Solution

The fourth proportional to 102,281.04, 153,485.43 and 39,106.47 is: 58,684.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,281.04 : 153,485.43 = 39,106.47 : x
  2. Step 2: Convert to fraction form
    102,281.04/153,485.43 = 39,106.47/x
  3. Step 3: Cross multiply
    102,281.04x = 153,485.43 × 39,106.47
  4. Step 4: Simplify right side
    102,281.04x = 6,002,273,363.73
  5. Step 5: Solve for x
    x = 6,002,273,363.73/102,281.04
  6. Step 6: Final answer
    x = 58,684.13

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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.