Home / 104,811.77-156,912.80-93,992.40

Finding the Fourth Proportional to 104,811.77, 156,912.80 and 93,992.40

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Solution

The fourth proportional to 104,811.77, 156,912.80 and 93,992.40 is: 140,715.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,811.77 : 156,912.80 = 93,992.40 : x
  2. Step 2: Convert to fraction form
    104,811.77/156,912.80 = 93,992.40/x
  3. Step 3: Cross multiply
    104,811.77x = 156,912.80 × 93,992.40
  4. Step 4: Simplify right side
    104,811.77x = 14,748,610,192.76
  5. Step 5: Solve for x
    x = 14,748,610,192.76/104,811.77
  6. Step 6: Final answer
    x = 140,715.21

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1.5x scale

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.