Home / 106,038.02-158,925.72-53,418.80

Finding the Fourth Proportional to 106,038.02, 158,925.72 and 53,418.80

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Solution

The fourth proportional to 106,038.02, 158,925.72 and 53,418.80 is: 80,062.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,038.02 : 158,925.72 = 53,418.80 : x
  2. Step 2: Convert to fraction form
    106,038.02/158,925.72 = 53,418.80/x
  3. Step 3: Cross multiply
    106,038.02x = 158,925.72 × 53,418.80
  4. Step 4: Simplify right side
    106,038.02x = 8,489,621,251.54
  5. Step 5: Solve for x
    x = 8,489,621,251.54/106,038.02
  6. Step 6: Final answer
    x = 80,062.05

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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.