Home / 101,544.14-140,135.30-56,222.13

Finding the Fourth Proportional to 101,544.14, 140,135.30 and 56,222.13

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Solution

The fourth proportional to 101,544.14, 140,135.30 and 56,222.13 is: 77,588.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,544.14 : 140,135.30 = 56,222.13 : x
  2. Step 2: Convert to fraction form
    101,544.14/140,135.30 = 56,222.13/x
  3. Step 3: Cross multiply
    101,544.14x = 140,135.30 × 56,222.13
  4. Step 4: Simplify right side
    101,544.14x = 7,878,704,622.63
  5. Step 5: Solve for x
    x = 7,878,704,622.63/101,544.14
  6. Step 6: Final answer
    x = 77,588.96

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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.