Home / 132,178.07-198,274.81-37,400.32

Finding the Fourth Proportional to 132,178.07, 198,274.81 and 37,400.32

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Solution

The fourth proportional to 132,178.07, 198,274.81 and 37,400.32 is: 56,102.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,178.07 : 198,274.81 = 37,400.32 : x
  2. Step 2: Convert to fraction form
    132,178.07/198,274.81 = 37,400.32/x
  3. Step 3: Cross multiply
    132,178.07x = 198,274.81 × 37,400.32
  4. Step 4: Simplify right side
    132,178.07x = 7,415,541,341.94
  5. Step 5: Solve for x
    x = 7,415,541,341.94/132,178.07
  6. Step 6: Final answer
    x = 56,102.66

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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.