Home / 66,192.81-99,338.40-26,750.27

Finding the Fourth Proportional to 66,192.81, 99,338.40 and 26,750.27

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Solution

The fourth proportional to 66,192.81, 99,338.40 and 26,750.27 is: 40,145.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,192.81 : 99,338.40 = 26,750.27 : x
  2. Step 2: Convert to fraction form
    66,192.81/99,338.40 = 26,750.27/x
  3. Step 3: Cross multiply
    66,192.81x = 99,338.40 × 26,750.27
  4. Step 4: Simplify right side
    66,192.81x = 2,657,329,021.37
  5. Step 5: Solve for x
    x = 2,657,329,021.37/66,192.81
  6. Step 6: Final answer
    x = 40,145.28

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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.