Home / 88,521.40-132,806.64-38,605.84

Finding the Fourth Proportional to 88,521.40, 132,806.64 and 38,605.84

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Solution

The fourth proportional to 88,521.40, 132,806.64 and 38,605.84 is: 57,919.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,521.40 : 132,806.64 = 38,605.84 : x
  2. Step 2: Convert to fraction form
    88,521.40/132,806.64 = 38,605.84/x
  3. Step 3: Cross multiply
    88,521.40x = 132,806.64 × 38,605.84
  4. Step 4: Simplify right side
    88,521.40x = 5,127,111,894.78
  5. Step 5: Solve for x
    x = 5,127,111,894.78/88,521.40
  6. Step 6: Final answer
    x = 57,919.46

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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.