Home / 186,208.10-279,312.76-45,966.74

Finding the Fourth Proportional to 186,208.10, 279,312.76 and 45,966.74

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Solution

The fourth proportional to 186,208.10, 279,312.76 and 45,966.74 is: 68,950.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,208.10 : 279,312.76 = 45,966.74 : x
  2. Step 2: Convert to fraction form
    186,208.10/279,312.76 = 45,966.74/x
  3. Step 3: Cross multiply
    186,208.10x = 279,312.76 × 45,966.74
  4. Step 4: Simplify right side
    186,208.10x = 12,839,097,017.60
  5. Step 5: Solve for x
    x = 12,839,097,017.60/186,208.10
  6. Step 6: Final answer
    x = 68,950.26

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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.