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Finding the Fourth Proportional to 27,395.00, 37,803.02 and 15,459.45

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Solution

The fourth proportional to 27,395.00, 37,803.02 and 15,459.45 is: 21,332.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,395.00 : 37,803.02 = 15,459.45 : x
  2. Step 2: Convert to fraction form
    27,395.00/37,803.02 = 15,459.45/x
  3. Step 3: Cross multiply
    27,395.00x = 37,803.02 × 15,459.45
  4. Step 4: Simplify right side
    27,395.00x = 584,413,678.48
  5. Step 5: Solve for x
    x = 584,413,678.48/27,395.00
  6. Step 6: Final answer
    x = 21,332.86

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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.