Home / 102,535.20-153,637.20-58,029.60

Finding the Fourth Proportional to 102,535.20, 153,637.20 and 58,029.60

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Solution

The fourth proportional to 102,535.20, 153,637.20 and 58,029.60 is: 86,950.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,535.20 : 153,637.20 = 58,029.60 : x
  2. Step 2: Convert to fraction form
    102,535.20/153,637.20 = 58,029.60/x
  3. Step 3: Cross multiply
    102,535.20x = 153,637.20 × 58,029.60
  4. Step 4: Simplify right side
    102,535.20x = 8,915,505,261.12
  5. Step 5: Solve for x
    x = 8,915,505,261.12/102,535.20
  6. Step 6: Final answer
    x = 86,950.68

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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.