Home / 109,874.04-151,625.26-62,136.76

Finding the Fourth Proportional to 109,874.04, 151,625.26 and 62,136.76

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Solution

The fourth proportional to 109,874.04, 151,625.26 and 62,136.76 is: 85,748.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,874.04 : 151,625.26 = 62,136.76 : x
  2. Step 2: Convert to fraction form
    109,874.04/151,625.26 = 62,136.76/x
  3. Step 3: Cross multiply
    109,874.04x = 151,625.26 × 62,136.76
  4. Step 4: Simplify right side
    109,874.04x = 9,421,502,390.56
  5. Step 5: Solve for x
    x = 9,421,502,390.56/109,874.04
  6. Step 6: Final answer
    x = 85,748.21

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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.