Home / 105,585.02-158,376.21-25,623.65

Finding the Fourth Proportional to 105,585.02, 158,376.21 and 25,623.65

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Solution

The fourth proportional to 105,585.02, 158,376.21 and 25,623.65 is: 38,435.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,585.02 : 158,376.21 = 25,623.65 : x
  2. Step 2: Convert to fraction form
    105,585.02/158,376.21 = 25,623.65/x
  3. Step 3: Cross multiply
    105,585.02x = 158,376.21 × 25,623.65
  4. Step 4: Simplify right side
    105,585.02x = 4,058,176,969.31
  5. Step 5: Solve for x
    x = 4,058,176,969.31/105,585.02
  6. Step 6: Final answer
    x = 38,435.16

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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.