Home / 186,488.16-279,460.08-92,865.12

Finding the Fourth Proportional to 186,488.16, 279,460.08 and 92,865.12

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Solution

The fourth proportional to 186,488.16, 279,460.08 and 92,865.12 is: 139,162.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,488.16 : 279,460.08 = 92,865.12 : x
  2. Step 2: Convert to fraction form
    186,488.16/279,460.08 = 92,865.12/x
  3. Step 3: Cross multiply
    186,488.16x = 279,460.08 × 92,865.12
  4. Step 4: Simplify right side
    186,488.16x = 25,952,093,864.41
  5. Step 5: Solve for x
    x = 25,952,093,864.41/186,488.16
  6. Step 6: Final answer
    x = 139,162.15

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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.