Home / 102,520.85-153,707.46-62,996.30

Finding the Fourth Proportional to 102,520.85, 153,707.46 and 62,996.30

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Solution

The fourth proportional to 102,520.85, 153,707.46 and 62,996.30 is: 94,449.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,520.85 : 153,707.46 = 62,996.30 : x
  2. Step 2: Convert to fraction form
    102,520.85/153,707.46 = 62,996.30/x
  3. Step 3: Cross multiply
    102,520.85x = 153,707.46 × 62,996.30
  4. Step 4: Simplify right side
    102,520.85x = 9,683,001,262.40
  5. Step 5: Solve for x
    x = 9,683,001,262.40/102,520.85
  6. Step 6: Final answer
    x = 94,449.09

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1.5x scale

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.