Home / 188,700.03-282,966.95-99,932.79

Finding the Fourth Proportional to 188,700.03, 282,966.95 and 99,932.79

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Solution

The fourth proportional to 188,700.03, 282,966.95 and 99,932.79 is: 149,855.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,700.03 : 282,966.95 = 99,932.79 : x
  2. Step 2: Convert to fraction form
    188,700.03/282,966.95 = 99,932.79/x
  3. Step 3: Cross multiply
    188,700.03x = 282,966.95 × 99,932.79
  4. Step 4: Simplify right side
    188,700.03x = 28,277,676,291.63
  5. Step 5: Solve for x
    x = 28,277,676,291.63/188,700.03
  6. Step 6: Final answer
    x = 149,855.18

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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.