Home / 86,077.41-129,108.83-29,903.10

Finding the Fourth Proportional to 86,077.41, 129,108.83 and 29,903.10

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Solution

The fourth proportional to 86,077.41, 129,108.83 and 29,903.10 is: 44,852.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,077.41 : 129,108.83 = 29,903.10 : x
  2. Step 2: Convert to fraction form
    86,077.41/129,108.83 = 29,903.10/x
  3. Step 3: Cross multiply
    86,077.41x = 129,108.83 × 29,903.10
  4. Step 4: Simplify right side
    86,077.41x = 3,860,754,104.86
  5. Step 5: Solve for x
    x = 3,860,754,104.86/86,077.41
  6. Step 6: Final answer
    x = 44,852.12

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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.