Home / 92,817.86-128,088.74-50,376.41

Finding the Fourth Proportional to 92,817.86, 128,088.74 and 50,376.41

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Solution

The fourth proportional to 92,817.86, 128,088.74 and 50,376.41 is: 69,519.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,817.86 : 128,088.74 = 50,376.41 : x
  2. Step 2: Convert to fraction form
    92,817.86/128,088.74 = 50,376.41/x
  3. Step 3: Cross multiply
    92,817.86x = 128,088.74 × 50,376.41
  4. Step 4: Simplify right side
    92,817.86x = 6,452,650,882.62
  5. Step 5: Solve for x
    x = 6,452,650,882.62/92,817.86
  6. Step 6: Final answer
    x = 69,519.50

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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.