Home / 120,070.06-180,098.56-60,904.18

Finding the Fourth Proportional to 120,070.06, 180,098.56 and 60,904.18

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Solution

The fourth proportional to 120,070.06, 180,098.56 and 60,904.18 is: 91,352.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,070.06 : 180,098.56 = 60,904.18 : x
  2. Step 2: Convert to fraction form
    120,070.06/180,098.56 = 60,904.18/x
  3. Step 3: Cross multiply
    120,070.06x = 180,098.56 × 60,904.18
  4. Step 4: Simplify right side
    120,070.06x = 10,968,755,115.98
  5. Step 5: Solve for x
    x = 10,968,755,115.98/120,070.06
  6. Step 6: Final answer
    x = 91,352.96

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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.