Home / 107,033.16-147,703.80-59,286.36

Finding the Fourth Proportional to 107,033.16, 147,703.80 and 59,286.36

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Solution

The fourth proportional to 107,033.16, 147,703.80 and 59,286.36 is: 81,814.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,033.16 : 147,703.80 = 59,286.36 : x
  2. Step 2: Convert to fraction form
    107,033.16/147,703.80 = 59,286.36/x
  3. Step 3: Cross multiply
    107,033.16x = 147,703.80 × 59,286.36
  4. Step 4: Simplify right side
    107,033.16x = 8,756,820,660.17
  5. Step 5: Solve for x
    x = 8,756,820,660.17/107,033.16
  6. Step 6: Final answer
    x = 81,814.09

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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.