Home / 114,507.65-158,021.43-62,824.40

Finding the Fourth Proportional to 114,507.65, 158,021.43 and 62,824.40

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Solution

The fourth proportional to 114,507.65, 158,021.43 and 62,824.40 is: 86,698.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,507.65 : 158,021.43 = 62,824.40 : x
  2. Step 2: Convert to fraction form
    114,507.65/158,021.43 = 62,824.40/x
  3. Step 3: Cross multiply
    114,507.65x = 158,021.43 × 62,824.40
  4. Step 4: Simplify right side
    114,507.65x = 9,927,601,921.95
  5. Step 5: Solve for x
    x = 9,927,601,921.95/114,507.65
  6. Step 6: Final answer
    x = 86,698.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.