Home / 49,542.48-68,340.36-30,666.96

Finding the Fourth Proportional to 49,542.48, 68,340.36 and 30,666.96

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Solution

The fourth proportional to 49,542.48, 68,340.36 and 30,666.96 is: 42,302.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,542.48 : 68,340.36 = 30,666.96 : x
  2. Step 2: Convert to fraction form
    49,542.48/68,340.36 = 30,666.96/x
  3. Step 3: Cross multiply
    49,542.48x = 68,340.36 × 30,666.96
  4. Step 4: Simplify right side
    49,542.48x = 2,095,791,086.51
  5. Step 5: Solve for x
    x = 2,095,791,086.51/49,542.48
  6. Step 6: Final answer
    x = 42,302.91

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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.