Home / 60,576.12-83,415.30-43,550.40

Finding the Fourth Proportional to 60,576.12, 83,415.30 and 43,550.40

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Solution

The fourth proportional to 60,576.12, 83,415.30 and 43,550.40 is: 59,970.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,576.12 : 83,415.30 = 43,550.40 : x
  2. Step 2: Convert to fraction form
    60,576.12/83,415.30 = 43,550.40/x
  3. Step 3: Cross multiply
    60,576.12x = 83,415.30 × 43,550.40
  4. Step 4: Simplify right side
    60,576.12x = 3,632,769,681.12
  5. Step 5: Solve for x
    x = 3,632,769,681.12/60,576.12
  6. Step 6: Final answer
    x = 59,970.33

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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.