Home / 186,002.40-278,999.94-61,343.40

Finding the Fourth Proportional to 186,002.40, 278,999.94 and 61,343.40

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Solution

The fourth proportional to 186,002.40, 278,999.94 and 61,343.40 is: 92,013.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,002.40 : 278,999.94 = 61,343.40 : x
  2. Step 2: Convert to fraction form
    186,002.40/278,999.94 = 61,343.40/x
  3. Step 3: Cross multiply
    186,002.40x = 278,999.94 × 61,343.40
  4. Step 4: Simplify right side
    186,002.40x = 17,114,804,919.40
  5. Step 5: Solve for x
    x = 17,114,804,919.40/186,002.40
  6. Step 6: Final answer
    x = 92,013.89

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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.