Home / 90,354.42-124,690.25-50,068.97

Finding the Fourth Proportional to 90,354.42, 124,690.25 and 50,068.97

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Solution

The fourth proportional to 90,354.42, 124,690.25 and 50,068.97 is: 69,095.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,354.42 : 124,690.25 = 50,068.97 : x
  2. Step 2: Convert to fraction form
    90,354.42/124,690.25 = 50,068.97/x
  3. Step 3: Cross multiply
    90,354.42x = 124,690.25 × 50,068.97
  4. Step 4: Simplify right side
    90,354.42x = 6,243,112,355.85
  5. Step 5: Solve for x
    x = 6,243,112,355.85/90,354.42
  6. Step 6: Final answer
    x = 69,095.82

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1.5x scale

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.