Home / 124,136.24-171,320.58-73,165.37

Finding the Fourth Proportional to 124,136.24, 171,320.58 and 73,165.37

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Solution

The fourth proportional to 124,136.24, 171,320.58 and 73,165.37 is: 100,975.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,136.24 : 171,320.58 = 73,165.37 : x
  2. Step 2: Convert to fraction form
    124,136.24/171,320.58 = 73,165.37/x
  3. Step 3: Cross multiply
    124,136.24x = 171,320.58 × 73,165.37
  4. Step 4: Simplify right side
    124,136.24x = 12,534,732,767.71
  5. Step 5: Solve for x
    x = 12,534,732,767.71/124,136.24
  6. Step 6: Final answer
    x = 100,975.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.