Home / 90,563.86-124,993.02-52,838.02

Finding the Fourth Proportional to 90,563.86, 124,993.02 and 52,838.02

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Solution

The fourth proportional to 90,563.86, 124,993.02 and 52,838.02 is: 72,925.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,563.86 : 124,993.02 = 52,838.02 : x
  2. Step 2: Convert to fraction form
    90,563.86/124,993.02 = 52,838.02/x
  3. Step 3: Cross multiply
    90,563.86x = 124,993.02 × 52,838.02
  4. Step 4: Simplify right side
    90,563.86x = 6,604,383,690.62
  5. Step 5: Solve for x
    x = 6,604,383,690.62/90,563.86
  6. Step 6: Final answer
    x = 72,925.16

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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.