Home / 39,107.80-58,661.70-37,725.40

Finding the Fourth Proportional to 39,107.80, 58,661.70 and 37,725.40

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Solution

The fourth proportional to 39,107.80, 58,661.70 and 37,725.40 is: 56,588.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,107.80 : 58,661.70 = 37,725.40 : x
  2. Step 2: Convert to fraction form
    39,107.80/58,661.70 = 37,725.40/x
  3. Step 3: Cross multiply
    39,107.80x = 58,661.70 × 37,725.40
  4. Step 4: Simplify right side
    39,107.80x = 2,213,036,097.18
  5. Step 5: Solve for x
    x = 2,213,036,097.18/39,107.80
  6. Step 6: Final answer
    x = 56,588.10

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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.