Home / 51,549.68-77,354.28-27,857.30

Finding the Fourth Proportional to 51,549.68, 77,354.28 and 27,857.30

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Solution

The fourth proportional to 51,549.68, 77,354.28 and 27,857.30 is: 41,802.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,549.68 : 77,354.28 = 27,857.30 : x
  2. Step 2: Convert to fraction form
    51,549.68/77,354.28 = 27,857.30/x
  3. Step 3: Cross multiply
    51,549.68x = 77,354.28 × 27,857.30
  4. Step 4: Simplify right side
    51,549.68x = 2,154,881,384.24
  5. Step 5: Solve for x
    x = 2,154,881,384.24/51,549.68
  6. Step 6: Final answer
    x = 41,802.03

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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.