Home / 132,037.05-198,069.48-38,543.07

Finding the Fourth Proportional to 132,037.05, 198,069.48 and 38,543.07

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Solution

The fourth proportional to 132,037.05, 198,069.48 and 38,543.07 is: 57,818.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,037.05 : 198,069.48 = 38,543.07 : x
  2. Step 2: Convert to fraction form
    132,037.05/198,069.48 = 38,543.07/x
  3. Step 3: Cross multiply
    132,037.05x = 198,069.48 × 38,543.07
  4. Step 4: Simplify right side
    132,037.05x = 7,634,205,832.50
  5. Step 5: Solve for x
    x = 7,634,205,832.50/132,037.05
  6. Step 6: Final answer
    x = 57,818.66

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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.