Home / 45,044.16-62,136-26,179.20

Finding the Fourth Proportional to 45,044.16, 62,136 and 26,179.20

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Solution

The fourth proportional to 45,044.16, 62,136 and 26,179.20 is: 36,112.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,044.16 : 62,136 = 26,179.20 : x
  2. Step 2: Convert to fraction form
    45,044.16/62,136 = 26,179.20/x
  3. Step 3: Cross multiply
    45,044.16x = 62,136 × 26,179.20
  4. Step 4: Simplify right side
    45,044.16x = 1,626,670,771.20
  5. Step 5: Solve for x
    x = 1,626,670,771.20/45,044.16
  6. Step 6: Final answer
    x = 36,112.80

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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.