Home / 155,845.40-233,184.90-103,357.40

Finding the Fourth Proportional to 155,845.40, 233,184.90 and 103,357.40

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Solution

The fourth proportional to 155,845.40, 233,184.90 and 103,357.40 is: 154,649.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,845.40 : 233,184.90 = 103,357.40 : x
  2. Step 2: Convert to fraction form
    155,845.40/233,184.90 = 103,357.40/x
  3. Step 3: Cross multiply
    155,845.40x = 233,184.90 × 103,357.40
  4. Step 4: Simplify right side
    155,845.40x = 24,101,384,983.26
  5. Step 5: Solve for x
    x = 24,101,384,983.26/155,845.40
  6. Step 6: Final answer
    x = 154,649.32

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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.