Home / 186,399.04-279,564-61,723.84

Finding the Fourth Proportional to 186,399.04, 279,564 and 61,723.84

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Solution

The fourth proportional to 186,399.04, 279,564 and 61,723.84 is: 92,574.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,399.04 : 279,564 = 61,723.84 : x
  2. Step 2: Convert to fraction form
    186,399.04/279,564 = 61,723.84/x
  3. Step 3: Cross multiply
    186,399.04x = 279,564 × 61,723.84
  4. Step 4: Simplify right side
    186,399.04x = 17,255,763,605.76
  5. Step 5: Solve for x
    x = 17,255,763,605.76/186,399.04
  6. Step 6: Final answer
    x = 92,574.32

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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.