Home / 123,528.61-185,209.05-39,263.50

Finding the Fourth Proportional to 123,528.61, 185,209.05 and 39,263.50

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Solution

The fourth proportional to 123,528.61, 185,209.05 and 39,263.50 is: 58,868.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,528.61 : 185,209.05 = 39,263.50 : x
  2. Step 2: Convert to fraction form
    123,528.61/185,209.05 = 39,263.50/x
  3. Step 3: Cross multiply
    123,528.61x = 185,209.05 × 39,263.50
  4. Step 4: Simplify right side
    123,528.61x = 7,271,955,534.68
  5. Step 5: Solve for x
    x = 7,271,955,534.68/123,528.61
  6. Step 6: Final answer
    x = 58,868.59

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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.