Home / 186,207.12-279,354.42-53,089.29

Finding the Fourth Proportional to 186,207.12, 279,354.42 and 53,089.29

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Solution

The fourth proportional to 186,207.12, 279,354.42 and 53,089.29 is: 79,646.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,207.12 : 279,354.42 = 53,089.29 : x
  2. Step 2: Convert to fraction form
    186,207.12/279,354.42 = 53,089.29/x
  3. Step 3: Cross multiply
    186,207.12x = 279,354.42 × 53,089.29
  4. Step 4: Simplify right side
    186,207.12x = 14,830,727,816.16
  5. Step 5: Solve for x
    x = 14,830,727,816.16/186,207.12
  6. Step 6: Final answer
    x = 79,646.41

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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.