Home / 90,050.86-124,285.62-52,346.98

Finding the Fourth Proportional to 90,050.86, 124,285.62 and 52,346.98

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Solution

The fourth proportional to 90,050.86, 124,285.62 and 52,346.98 is: 72,247.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,050.86 : 124,285.62 = 52,346.98 : x
  2. Step 2: Convert to fraction form
    90,050.86/124,285.62 = 52,346.98/x
  3. Step 3: Cross multiply
    90,050.86x = 124,285.62 × 52,346.98
  4. Step 4: Simplify right side
    90,050.86x = 6,505,976,864.43
  5. Step 5: Solve for x
    x = 6,505,976,864.43/90,050.86
  6. Step 6: Final answer
    x = 72,247.80

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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.