Home / 88,633.07-132,858.40-38,703.83

Finding the Fourth Proportional to 88,633.07, 132,858.40 and 38,703.83

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Solution

The fourth proportional to 88,633.07, 132,858.40 and 38,703.83 is: 58,015.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,633.07 : 132,858.40 = 38,703.83 : x
  2. Step 2: Convert to fraction form
    88,633.07/132,858.40 = 38,703.83/x
  3. Step 3: Cross multiply
    88,633.07x = 132,858.40 × 38,703.83
  4. Step 4: Simplify right side
    88,633.07x = 5,142,128,927.67
  5. Step 5: Solve for x
    x = 5,142,128,927.67/88,633.07
  6. Step 6: Final answer
    x = 58,015.92

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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.