Home / 155,349.09-232,862.04-105,433.25

Finding the Fourth Proportional to 155,349.09, 232,862.04 and 105,433.25

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Solution

The fourth proportional to 155,349.09, 232,862.04 and 105,433.25 is: 158,040.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,349.09 : 232,862.04 = 105,433.25 : x
  2. Step 2: Convert to fraction form
    155,349.09/232,862.04 = 105,433.25/x
  3. Step 3: Cross multiply
    155,349.09x = 232,862.04 × 105,433.25
  4. Step 4: Simplify right side
    155,349.09x = 24,551,400,514.52
  5. Step 5: Solve for x
    x = 24,551,400,514.52/155,349.09
  6. Step 6: Final answer
    x = 158,040.20

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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.